Roll pub packages (#149630)

This PR was generated by `flutter update-packages --force-upgrade`.

Author: flutter-pub-roller-bot

dev/integration_tests/flutter_gallery/pubspec.yaml

@@ -11,7 +11,7 @@ dependencies:
   intl: 0.19.0
   connectivity: 3.0.6
   string_scanner: 1.2.0
-  url_launcher: 6.2.6
+  url_launcher: 6.3.0
   cupertino_icons: 1.0.8
   video_player: 2.8.6
   scoped_model: 2.0.0
@@ -278,4 +278,4 @@ flutter:
       - asset: packages/flutter_gallery_assets/fonts/merriweather/Merriweather-Regular.ttf
       - asset: packages/flutter_gallery_assets/fonts/merriweather/Merriweather-Light.ttf
 
-# PUBSPEC CHECKSUM: b09f
+# PUBSPEC CHECKSUM: 239a

dev/integration_tests/new_gallery/pubspec.yaml

@@ -27,7 +27,7 @@ dependencies:
   rally_assets: 3.0.1
   scoped_model: 2.0.0
   shrine_images: 2.0.2
-  url_launcher: 6.2.6
+  url_launcher: 6.3.0
   vector_math: 2.1.4
 
   async: 2.11.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
@@ -312,4 +312,4 @@ flutter:
       fonts:
         - asset: packages/flutter_gallery_assets/fonts/GalleryIcons.ttf
 
-# PUBSPEC CHECKSUM: 846f
+# PUBSPEC CHECKSUM: 1f6a