build(deps): bump eps1lon/actions-label-merge-conflict

Bumps [eps1lon/actions-label-merge-conflict](https://github.com/eps1lon/actions-label-merge-conflict) from 2.0.1 to 2.1.0.
- [Release notes](https://github.com/eps1lon/actions-label-merge-conflict/releases)
- [Changelog](https://github.com/eps1lon/actions-label-merge-conflict/blob/main/CHANGELOG.md)
- [Commits](eps1lon/actions-label-merge-conflict@v2.0.1...v2.1.0)

---
updated-dependencies:
- dependency-name: eps1lon/actions-label-merge-conflict
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/pr-check-conflicts.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # Docs: https://github.com/marketplace/actions/label-conflicting-pull-requests
-      - uses: eps1lon/actions-label-merge-conflict@v2.0.1
+      - uses: eps1lon/actions-label-merge-conflict@v2.1.0
         with:
           dirtyLabel: merge-conflict
           repoToken: ${{ secrets.GITHUB_TOKEN }}