Bump spring-io/spring-github-workflows/.github/workflows/spring-merge-dependabot-pr.yml (#434)

Bumps [spring-io/spring-github-workflows/.github/workflows/spring-merge-dependabot-pr.yml](https://github.com/spring-io/spring-github-workflows) from cf0bb2de229fbcd42671d193971fc7e2d3da4b37 to 5a78bc625d254f17b8052bd5389ae817fdfa4000.
- [Release notes](https://github.com/spring-io/spring-github-workflows/releases)
- [Commits](spring-io/spring-github-workflows@cf0bb2d...5a78bc6)

---
updated-dependencies:
- dependency-name: spring-io/spring-github-workflows/.github/workflows/spring-merge-dependabot-pr.yml
  dependency-version: 5a78bc625d254f17b8052bd5389ae817fdfa4000
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/dependabot-automerge.yml

@@ -13,7 +13,7 @@ jobs:
     permissions: write-all
 
     # Until v6 is released
-    uses: spring-io/spring-github-workflows/.github/workflows/spring-merge-dependabot-pr.yml@cf0bb2de229fbcd42671d193971fc7e2d3da4b37
+    uses: spring-io/spring-github-workflows/.github/workflows/spring-merge-dependabot-pr.yml@5a78bc625d254f17b8052bd5389ae817fdfa4000
     with:
       autoMerge: true
       mergeArguments: --auto --squash