chore(workflows): E2E Web Use ubuntu-latest (#4511)

Author: Equartey

.github/workflows/e2e_web.yaml

@@ -17,8 +17,7 @@ on:
 
 jobs:
   e2e-test-web:
-    runs-on:
-      labels: amplify-flutter_ubuntu-latest_4-core
+    runs-on: ubuntu-latest
     strategy:
       # Allows other matrix items to run if one fails
       fail-fast: false