Bump peter-evans/find-comment from 3 to 4 (#1182)

Bumps [peter-evans/find-comment](https://github.com/peter-evans/find-comment) from 3 to 4.
- [Release notes](https://github.com/peter-evans/find-comment/releases)
- [Commits](peter-evans/find-comment@v3...v4)

---
updated-dependencies:
- dependency-name: peter-evans/find-comment
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/benchmark_pr.yml

@@ -62,7 +62,7 @@ jobs:
                 echo 'Go to "Actions"->"Benchmark a pull request"->[the most recent run]->"Artifacts" (at the bottom).' >> body.md
 
             - name: Find Comment
-              uses: peter-evans/find-comment@v3
+              uses: peter-evans/find-comment@v4
               id: fcbenchmark
               with:
                 issue-number: ${{ github.event.pull_request.number }}