[url_launcher] Bump app-facing version for NNBD stable (flutter#3603)

Author: stuartmorgan-g

packages/url_launcher/url_launcher/CHANGELOG.md

@@ -1,35 +1,9 @@
-## 6.0.0-nullsafety.7
-
-* Re-endorse `url_launcher_web` in the `nullsafety` prerelease.
-
-## 6.0.0-nullsafety.6
-
-* Correct statement in description about which platforms url_launcher supports.
-
-## 6.0.0-nullsafety.5
-
-* Document that the web plugin is not endorsed in the `nullsafety` prerelease for now.
-
-## 6.0.0-nullsafety.4
-
-* Update the example app: remove the deprecated `RaisedButton` and `FlatButton` widgets.
-
-## 6.0.0-nullsafety.3
-
-* forceSafariVC should be nullable.
-
-## 6.0.0-nullsafety.2
-
-* Fix outdated links across a number of markdown files ([#3276](https://github.com/flutter/plugins/pull/3276))
-
-## 6.0.0-nullsafety.1
-
-* Bump Dart SDK to support null safety.
-
-## 6.0.0-nullsafety
+## 6.0.0
 
 * Migrate to null safety.
-* **Breaking change**: web plugins aren't endorsed in null-safe plugins yet.
+* Fix outdated links across a number of markdown files ([#3276](https://github.com/flutter/plugins/pull/3276))
+* Update the example app: remove the deprecated `RaisedButton` and `FlatButton` widgets.
+* Correct statement in description about which platforms url_launcher supports.
 
 ## 5.7.13
 

packages/url_launcher/url_launcher/example/pubspec.yaml

@@ -17,13 +17,13 @@ dev_dependencies:
     path: ../../../integration_test
   flutter_driver:
     sdk: flutter
-  pedantic: ^1.10.0-nullsafety.1
-  mockito: ^4.1.1
-  plugin_platform_interface: ^1.1.0-nullsafety.1
+  pedantic: ^1.10.0
+  mockito: ^5.0.0-nullsafety.7
+  plugin_platform_interface: ">=1.0.0 <3.0.0"
 
 flutter:
   uses-material-design: true
 
 environment:
-  sdk: ">=2.12.0-0 <3.0.0"
+  sdk: ">=2.12.0-259.9.beta <3.0.0"
   flutter: ">=1.12.13+hotfix.5"

packages/url_launcher/url_launcher/pubspec.yaml

@@ -2,7 +2,7 @@ name: url_launcher
 description: Flutter plugin for launching a URL. Supports
   web, phone, SMS, and email schemes.
 homepage: https://github.com/flutter/plugins/tree/master/packages/url_launcher/url_launcher
-version: 6.0.0-nullsafety.7
+version: 6.0.0
 
 flutter:
   plugin:
@@ -24,25 +24,25 @@ flutter:
 dependencies:
   flutter:
     sdk: flutter
-  url_launcher_platform_interface: ^2.0.0-nullsafety
+  url_launcher_platform_interface: ^2.0.0
   # The design on https://flutter.dev/go/federated-plugins was to leave
   # this constraint as "any". We cannot do it right now as it fails pub publish
   # validation, so we set a ^ constraint.
   # TODO(amirh): Revisit this (either update this part in the  design or the pub tool).
   # https://github.com/flutter/flutter/issues/46264
-  url_launcher_linux: ^0.1.0-nullsafety
-  url_launcher_macos: ^0.1.0-nullsafety
-  url_launcher_windows: ^0.1.0-nullsafety
-  url_launcher_web: ^2.0.0-nullsafety
+  url_launcher_linux: ^2.0.0
+  url_launcher_macos: ^2.0.0
+  url_launcher_windows: ^2.0.0
+  url_launcher_web: ^2.0.0
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  test: ^1.10.0-nullsafety.1
-  mockito: ^4.1.1
-  plugin_platform_interface: ^1.1.0-nullsafety.1
-  pedantic: ^1.10.0-nullsafety.1
+  test: ^1.16.3
+  mockito: ^5.0.0-nullsafety.7
+  plugin_platform_interface: ">=1.0.0 <3.0.0"
+  pedantic: ^1.10.0
 
 environment:
-  sdk: ">=2.12.0-0 <3.0.0"
+  sdk: ">=2.12.0-259.9.beta <3.0.0"
   flutter: ">=1.12.13+hotfix.5"