ci(action): bump ahmadnassri/action-dependabot-auto-merge

Bumps [ahmadnassri/action-dependabot-auto-merge](https://github.com/ahmadnassri/action-dependabot-auto-merge) from v2.1.1 to v2.1.2.
- [Release notes](https://github.com/ahmadnassri/action-dependabot-auto-merge/releases)
- [Changelog](https://github.com/ahmadnassri/action-dependabot-auto-merge/blob/master/.releaserc)
- [Commits](https://github.com/ahmadnassri/action-dependabot-auto-merge/compare/v2.1.1...93245f080f87b66b04660bcfbbea6521c3613380)

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

.github/workflows/auto-merge.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2.3.3
-      - uses: ahmadnassri/action-dependabot-auto-merge@v2.1.1
+      - uses: ahmadnassri/action-dependabot-auto-merge@v2.1.2
         with:
           target: minor
           github-token: ${{ secrets.PAT }}