Bump peter-evans/find-comment from 1 to 2

Bumps [peter-evans/find-comment](https://github.com/peter-evans/find-comment) from 1 to 2.
- [Release notes](https://github.com/peter-evans/find-comment/releases)
- [Commits](https://github.com/peter-evans/find-comment/compare/v1...v2)

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

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

.github/workflows/openapi.yml

@@ -90,7 +90,7 @@ jobs:
           body="${body//$'\r'/'%0D'}"
           echo ::set-output name=body::$body
       - name: Find difference comment
-        uses: peter-evans/find-comment@v1
+        uses: peter-evans/find-comment@v2
         id: find-comment
         with:
           issue-number: ${{ github.event.pull_request.number }}