Bump marocchino/sticky-pull-request-comment from 2 to 3 (#321)

Bumps [marocchino/sticky-pull-request-comment](https://github.com/marocchino/sticky-pull-request-comment) from 2 to 3.
- [Release notes](https://github.com/marocchino/sticky-pull-request-comment/releases)
- [Commits](marocchino/sticky-pull-request-comment@v2...v3)

---
updated-dependencies:
- dependency-name: marocchino/sticky-pull-request-comment
  dependency-version: '3'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/update-pr.yml

@@ -80,7 +80,7 @@ jobs:
       - name: 'Dump comment body'
         run: cat comment-body.txt
 
-      - uses: marocchino/sticky-pull-request-comment@v2
+      - uses: marocchino/sticky-pull-request-comment@v3
         with:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           path: comment-body.txt