use pr test reporter v2

Author: gregsdennis

.github/workflows/dotnet-core.yml

@@ -87,7 +87,7 @@ jobs:
         with:
           path: artifacts
       - name: Publish Unit Test Results
-        uses: EnricoMi/publish-unit-test-result-action@v1
+        uses: EnricoMi/publish-unit-test-result-action@v2
         if: always()
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}