CI: Upload test result reports on PRs as well as pushes to protected branches (#105431)

Always upload test result report

.github/workflows/backend-unit-tests.yml

@@ -99,17 +99,17 @@ jobs:
           readarray -t PACKAGES <<< "$(./scripts/ci/backend-tests/shard.sh -N"$SHARD")"
           go test -short -v -timeout=30m "${PACKAGES[@]}" | tee >(go-junit-report -set-exit-code > "$RESULTS_FILE")
       - name: Log in to GCS
-        if: github.event_name == 'push' && github.repository == 'grafana/grafana' && (success() || failure())
+        if: github.repository == 'grafana/grafana' && (success() || failure())
         uses: grafana/shared-workflows/actions/login-to-gcs@login-to-gcs-v0.2.0
         with:
           service_account: github-junit-uploader@grafanalabs-workload-identity.iam.gserviceaccount.com
           bucket: grafana-test-results
-      - if: github.event_name == 'push' && github.repository == 'grafana/grafana' && (success() || failure())
+      - if: github.repository == 'grafana/grafana' && (success() || failure())
         run: echo "BUCKET_PATH=go-unit-tests/$(echo ${REF_NAME} | sed 's/\//-/g')" >> "$GITHUB_ENV"
         env:
           REF_NAME: ${{ github.ref_name }}
       - name: Upload test results
-        if: github.event_name == 'push' && github.repository == 'grafana/grafana' && (success() || failure())
+        if: github.repository == 'grafana/grafana' && (success() || failure())
         uses: grafana/shared-workflows/actions/push-to-gcs@push-to-gcs-v0.2.0
         with:
           bucket: grafana-test-results