Fix assertion

.github/workflows/workflows.yaml

@@ -271,7 +271,7 @@ jobs:
         mode: combine
         html-report: true
     - name: Check statistics
-      run: if ! grep -q "2\s\+success" <<<$(echo ${{ steps.combine.outputs.statistics }}); then echo "wrong statistics"; exit 1; fi
+      run: if ! grep -q "4\s\+success" <<<$(echo ${{ steps.combine.outputs.statistics }}); then echo "wrong statistics"; exit 1; fi
     - uses: actions/upload-artifact@v3
       with:
         name: 'All tool test results'