chore: do not comment on a PR created from a fork (#1231)

.github/workflows/performance.yaml

@@ -32,13 +32,9 @@ jobs:
         env:
           CI: true
           REDOCLY_TELEMETRY: off
-      # Test:
-      - run: |
-          echo ${{ github.repository }}
-          echo ${{ github.event.repository.full_name }}
 
       - name: Comment PR
-        if: github.repository == github.event.repository.full_name
+        if: ${{ github.event.pull_request.head.repo.full_name == github.repository }}
         uses: thollander/actions-comment-pull-request@v2
         with:
           filePath: benchmark_check.md