Bump spring-io/spring-github-workflows/.github/workflows/spring-merge-dependabot-pr.yml

Bumps [spring-io/spring-github-workflows/.github/workflows/spring-merge-dependabot-pr.yml](https://github.com/spring-io/spring-github-workflows) from c23d02e2e23b5b5f22222afb49db626c83990fed to d8df3a956554e9f1d5930485c0a2e1f7feee378a.
- [Release notes](https://github.com/spring-io/spring-github-workflows/releases)
- [Commits](spring-io/spring-github-workflows@c23d02e...d8df3a9)

---
updated-dependencies:
- dependency-name: spring-io/spring-github-workflows/.github/workflows/spring-merge-dependabot-pr.yml
  dependency-version: d8df3a956554e9f1d5930485c0a2e1f7feee378a
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@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@c23d02e2e23b5b5f22222afb49db626c83990fed
+    uses: spring-io/spring-github-workflows/.github/workflows/spring-merge-dependabot-pr.yml@d8df3a956554e9f1d5930485c0a2e1f7feee378a
     with:
       autoMerge: true
       mergeArguments: --auto --squash