Bump pascalgn/automerge-action from 0.15.5 to 0.16.2

Bumps [pascalgn/automerge-action](https://github.com/pascalgn/automerge-action) from 0.15.5 to 0.16.2.
- [Release notes](https://github.com/pascalgn/automerge-action/releases)
- [Commits](pascalgn/automerge-action@v0.15.5...v0.16.2)

---
updated-dependencies:
- dependency-name: pascalgn/automerge-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/automerge.yaml

@@ -103,7 +103,7 @@ jobs:
 
       - id: automerge
         name: Auto merge of cherry-picked PRs.
-        uses: "pascalgn/automerge-action@v0.15.5"
+        uses: "pascalgn/automerge-action@v0.16.2"
         if: steps.waitforstatuschecks.outputs.status == 'success'
         env:
           GITHUB_TOKEN: "${{ secrets.CHERRYPICK_PAT }}"