build(deps): bump pascalgn/automerge-action from 0.14.3 to 0.15.2 (#96)

Bumps [pascalgn/automerge-action](https://github.com/pascalgn/automerge-action) from 0.14.3 to 0.15.2.
- [Release notes](https://github.com/pascalgn/automerge-action/releases)
- [Commits](04dfc9eae2...8b306ad198)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/automerge.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: automerge
-        uses: "pascalgn/automerge-action@04dfc9eae2586d19b7362d4f6413c48135d9c25a"
+        uses: "pascalgn/automerge-action@8b306ad1983d0ea68c43e27101123e891ecff104"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
           MERGE_LABELS: "approved,!work-in-progress,!hold"