ci(deps): bump peter-evans/find-comment from 3 to 4 (#2020)

Author: dependabot[bot]

.github/workflows/pr-bump-preview.yml

@@ -91,7 +91,7 @@ jobs:
       # `comment-id`.
       - name: Find existing preview comment
         id: find-comment
-        uses: peter-evans/find-comment@v3
+        uses: peter-evans/find-comment@v4
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           issue-number: ${{ github.event.pull_request.number }}