fix: update upload-artifact action to version 4

Author: noraeb

.github/workflows/update-screenshots.yml

@@ -28,7 +28,7 @@ jobs:
         run: npm run test:update
 
       - name: Upload failed screenshots as artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: failure()
         with:
           name: failed_screenshots