Update to allow android 30 (and newer) to open HTTPS links

Ref: https://medium.com/flutter-community/package-visibility-for-url-launcher-on-android-11-api-30-7c03cbce76a5

pubspec.lock

@@ -627,7 +627,7 @@ packages:
       name: url_launcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.0.0"
+    version: "6.0.9"
   url_launcher_linux:
     dependency: transitive
     description: