chore: update upload-artifact action to version 4 in Python Selenium CI workflow

Author: 02loveslollipop

.github/workflows/python-selenium-ci-workflow.yaml

@@ -113,7 +113,7 @@ jobs:
 
     - name: Upload test results
       if: always()
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: test-results
         path: tests/screenshots/