chore(deps): bump bbeesley/gha-auto-dependabot-rebase

Bumps [bbeesley/gha-auto-dependabot-rebase](https://github.com/bbeesley/gha-auto-dependabot-rebase) from 1.5.39 to 1.5.40.
- [Release notes](https://github.com/bbeesley/gha-auto-dependabot-rebase/releases)
- [Changelog](https://github.com/bbeesley/gha-auto-dependabot-rebase/blob/main/CHANGELOG.md)
- [Commits](bbeesley/gha-auto-dependabot-rebase@v1.5.39...v1.5.40)

---
updated-dependencies:
- dependency-name: bbeesley/gha-auto-dependabot-rebase
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/auto-rebase.yml

@@ -11,6 +11,6 @@ jobs:
     if: github.event_name == 'release' || github.ref_name == github.event.repository.default_branch
     steps:
       - name: request rebase
-        uses: bbeesley/[email protected].39
+        uses: bbeesley/[email protected].40
         env:
           GITHUB_TOKEN: ${{ secrets.BOT_PA_TOKEN }}