ci: bump marocchino/sticky-pull-request-comment from 2 to 3

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
...

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

Author: dependabot[bot]

.github/workflows/coverage.yml

@@ -196,7 +196,7 @@ jobs:
         output: 'both'
 
     - name: Add Coverage PR Comment
-      uses: marocchino/sticky-pull-request-comment@v2
+      uses: marocchino/sticky-pull-request-comment@v3
       if: github.event_name == 'pull_request' && (github.event.pull_request.author_association == 'MEMBER' || github.actor == github.repository_owner)
       with:
         header: coverage
@@ -287,7 +287,7 @@ jobs:
         fi
 
     - name: Comment PR with test coverage delta
-      uses: marocchino/sticky-pull-request-comment@v2
+      uses: marocchino/sticky-pull-request-comment@v3
       if: env.HAVE_BASE_COVERAGE == 'true' && (github.event.pull_request.author_association == 'MEMBER' || github.actor == github.repository_owner)
       with:
         header: delta