chore(deps): update docker/bake-action action to v6

Author: renovate[bot]

.github/workflows/release.yml

@@ -107,7 +107,7 @@ jobs:
       - name: Inject version
         run: yarn workspace @graphql-hive/gateway tsx scripts/inject-version ${{ fromJSON(steps.ver-gateway.outputs.result).version }}
       - name: Bake and Push
-        uses: docker/bake-action@v5
+        uses: docker/bake-action@v6
         env:
           GATEWAY_TAGS: ${{ fromJSON(steps.ver-gateway.outputs.result).tags }}
         with:

.github/workflows/test.yml

@@ -163,7 +163,7 @@ jobs:
         run: yarn workspace @graphql-hive/gateway bundle
       - if: matrix.setup.gateway-runner == 'docker' || matrix.setup.gateway-runner == 'bun-docker'
         name: Bake
-        uses: docker/bake-action@v5
+        uses: docker/bake-action@v6
         with:
           targets: e2e${{ matrix.setup.gateway-runner == 'bun-docker' && '_bun' || '' }}
           set: |