[various] prepare for 9.0.0 stable release (#603)

* removed redundant setActivity method

* prepare for 9.0.0 stable release

* Google Java Format

---------

Co-authored-by: github-actions <>

Author: MaikuB

flutter_appauth/CHANGELOG.md

@@ -1,4 +1,4 @@
-## [9.0.0-dev.1]
+## [9.0.0]
 
 * **Breaking change** updated minimum supported SDK version to Flutter 3.19/Dart 3.3
 * [Android] **Breaking changes** updated `compileSdkVersion` to 33 and AGP to 8.0.1 to align with what's used by the AppAuth Android SDK
@@ -12,7 +12,6 @@
 
 ## [8.0.2]
 
-
 * [iOS][macOS] bumped AppAuth iOS dependency to 1.7.6
 * [iOS][macOS] **BAD** added Swift Package Manager support but "local" testing didn't uncover. This has been reverted by 8.0.3
 

flutter_appauth/android/src/main/java/io/crossingthestreams/flutterappauth/FlutterAppauthPlugin.java

@@ -89,10 +89,6 @@ public class FlutterAppauthPlugin
   private AuthorizationService defaultAuthorizationService;
   private AuthorizationService insecureAuthorizationService;
 
-  private void setActivity(Activity flutterActivity) {
-    this.mainActivity = flutterActivity;
-  }
-
   private void onAttachedToEngine(Context context, BinaryMessenger binaryMessenger) {
     this.applicationContext = context;
     createAuthorizationServices();

flutter_appauth/pubspec.yaml

@@ -2,7 +2,7 @@ name: flutter_appauth
 description: This plugin provides an abstraction around the Android and iOS
   AppAuth SDKs so it can be used to communicate with OAuth 2.0 and OpenID
   Connect providers
-version: 9.0.0-dev.1
+version: 9.0.0
 homepage: https://github.com/MaikuB/flutter_appauth/tree/master/flutter_appauth
 
 environment:
@@ -12,7 +12,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  flutter_appauth_platform_interface: ^9.0.0-dev.1
+  flutter_appauth_platform_interface: ^9.0.0
 
 flutter:
   plugin:

flutter_appauth_platform_interface/CHANGELOG.md

@@ -1,4 +1,4 @@
-## [9.0.0-dev.1]
+## [9.0.0]
 
 * **Breaking change** updated minimum supported SDK version to Flutter 3.19/Dart 3.3
 * Bumped `flutter_lints` dev dependency

flutter_appauth_platform_interface/pubspec.yaml

@@ -1,6 +1,6 @@
 name: flutter_appauth_platform_interface
 description: A common platform interface for the flutter_appauth plugin.
-version: 9.0.0-dev.1
+version: 9.0.0
 homepage: https://github.com/MaikuB/flutter_appauth/tree/master/flutter_appauth_platform_interface
 
 environment: