chore(deps): Bump intl from 0.19.0 to 0.20.0 in /flutter_news_example/packages/app_ui (#1334)

Author: dependabot[bot]

flutter_news_example/packages/app_ui/pubspec.yaml

@@ -9,7 +9,7 @@ dependencies:
   flutter:
     sdk: flutter
   flutter_svg: ^2.0.5
-  intl: ^0.19.0
+  intl: ^0.20.0
   mockingjay: ^0.6.0
 
 dev_dependencies: