🌱 Bump actions/checkout from 5 to 6

.github/workflows/apidiff.yml

@@ -16,7 +16,7 @@ jobs:
     if: (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository)
     steps:
       - name: Clone the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Setup Go

.github/workflows/codeql.yml

@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6

.github/workflows/coverage.yml

@@ -12,7 +12,7 @@ jobs:
     if: (github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository)
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6

.github/workflows/cross-platform-tests.yml

@@ -22,7 +22,7 @@ jobs:
     if: (github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository)
     steps:
       - name: Clone the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Go
         uses: actions/setup-go@v6
         with:

.github/workflows/external-plugin.yml

@@ -19,7 +19,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6

.github/workflows/legacy-webhook-path.yml

@@ -22,7 +22,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Clone the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Go
         uses: actions/setup-go@v6
         with:

.github/workflows/lint-sample.yml

@@ -29,7 +29,7 @@ jobs:
     if: (github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository)
     steps:
       - name: Clone the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Go
         uses: actions/setup-go@v6
         with:

.github/workflows/lint.yml

@@ -16,7 +16,7 @@ jobs:
     if: (github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository)
     steps:
       - name: Clone the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Go
         uses: actions/setup-go@v6
         with:
@@ -31,13 +31,13 @@ jobs:
   yamllint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Run yamllint make target
         run: make yamllint
 
   license:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Run license check
         run: make test-license

.github/workflows/release-version-ci.yml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Fetch all tags

.github/workflows/spaces.yml

@@ -16,6 +16,6 @@ jobs:
     if: (github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository)
     steps:
       - name: Clone the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Run check
         run: make test-spaces

.github/workflows/test-alpha-generate.yml

@@ -18,7 +18,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6

.github/workflows/test-book.yml

@@ -28,7 +28,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6

.github/workflows/test-devcontainer.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6

.github/workflows/test-e2e-samples.yml

@@ -18,7 +18,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6
@@ -57,7 +57,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6
@@ -93,7 +93,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6
@@ -128,7 +128,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6

.github/workflows/test-helm-book.yml

@@ -32,7 +32,7 @@ jobs:
         run: echo "name=$(basename ${{ matrix.folder }})" >> $GITHUB_OUTPUT
 
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6

.github/workflows/test-helm-samples.yml

@@ -18,7 +18,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Enable Prometheus in kustomize (testdata sample)
         run: |
@@ -126,7 +126,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Go
         uses: actions/setup-go@v6

.github/workflows/testdata.yml

@@ -13,7 +13,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
     steps:
       - name: Clone the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Go
         uses: actions/setup-go@v6
         with:

.github/workflows/verify.yml

@@ -10,7 +10,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Validate PR Title Format
         env: