Bump exercism/pr-commenter-action from 1.4.0 to 1.5.0 (#3503)

Bumps [exercism/pr-commenter-action](https://github.com/exercism/pr-commenter-action) from 1.4.0 to 1.5.0.
- [Release notes](https://github.com/exercism/pr-commenter-action/releases)
- [Changelog](https://github.com/exercism/pr-commenter-action/blob/main/CHANGELOG.md)
- [Commits](https://github.com/exercism/pr-commenter-action/compare/v1.4.0...v1.5.0)

---
updated-dependencies:
- dependency-name: exercism/pr-commenter-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/pr-commenter.yml

@@ -6,7 +6,7 @@ jobs:
   pr-comment:
     runs-on: ubuntu-latest
     steps:
-      - uses: exercism/pr-commenter-action@v1.4.0
+      - uses: exercism/pr-commenter-action@v1.5.0
         with:
           github-token: "${{ github.token }}"
           config-file: ".github/pr-commenter.yml"