update the github action for upload artfact

Author: Dou Du

.github/workflows/voila-test.yml

@@ -40,7 +40,7 @@ jobs:
         sudo Xvfb -ac :99 -screen 0 1280x1024x24 > /dev/null 2>&1 & # optional
         python3 $GITHUB_WORKSPACE/test/test.py
 
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v4
       with:
         name: quantum-screenshot
         path: './*.png'