ci: don't run coverage workflow on forks

Author: jolars

.github/workflows/test-coverage.yaml

@@ -11,6 +11,7 @@ permissions: read-all
 
 jobs:
   test-coverage:
+    if: ${{ github.event_name == 'pull_request' || !github.event.repository.fork }}
     runs-on: ubuntu-latest
     env:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
@@ -62,6 +63,7 @@ jobs:
           name: coverage-test-failures
           path: ${{ runner.temp }}/package
   rust-coverage:
+    if: ${{ github.event_name == 'pull_request' || !github.event.repository.fork }}
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6