Bump cirrus-actions/rebase from 1.5 to 1.6

Bumps [cirrus-actions/rebase](https://github.com/cirrus-actions/rebase) from 1.5 to 1.6.
- [Release notes](https://github.com/cirrus-actions/rebase/releases)
- [Commits](https://github.com/cirrus-actions/rebase/compare/1.5...1.6)

---
updated-dependencies:
- dependency-name: cirrus-actions/rebase
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/command-rebase.yml

@@ -32,7 +32,7 @@ jobs:
           token: ${{ secrets.COMMAND_BOT_PAT }}
 
       - name: Automatic Rebase
-        uses: cirrus-actions/rebase@1.5
+        uses: cirrus-actions/rebase@1.6
         env:
           GITHUB_TOKEN: ${{ secrets.COMMAND_BOT_PAT }}