Bump unsplash/comment-on-pr from 1.3.0 to 1.3.1

Bumps [unsplash/comment-on-pr](https://github.com/unsplash/comment-on-pr) from 1.3.0 to 1.3.1.
- [Release notes](https://github.com/unsplash/comment-on-pr/releases)
- [Commits](unsplash/comment-on-pr@v1.3.0...v1.3.1)

---
updated-dependencies:
- dependency-name: unsplash/comment-on-pr
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.github/workflows/compare-packages.yml

@@ -44,7 +44,7 @@ jobs:
           echo "::set-output name=comment::$comment"
       - name: Comment on pull request
         if: steps.output.outputs.comment
-        uses: unsplash/comment-on-pr@v1.3.0
+        uses: unsplash/comment-on-pr@v1.3.1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with: