Fix action

Author: janhoy

.github/workflows/pester-tests.yml

@@ -38,7 +38,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: pester-test-results
           path: solr/packaging/build/test-output/