ci: :green_heart: comment test cov only on pr event

.github/workflows/test.yml

@@ -35,6 +35,7 @@ jobs:
 
             - name: Pytest coverage comment
               id: coverageComment
+              if: ${{ github.event_name == 'pull_request'}}
               uses: MishaKav/pytest-coverage-comment@main
               with:
                 pytest-coverage-path: ./pytest-coverage.txt