Improve documentation

Author: ThexXTURBOXx

flutter_web_auth_2/lib/flutter_web_auth_2.dart

@@ -24,7 +24,7 @@ class _OnAppLifecycleResumeObserver extends WidgetsBindingObserver {
   }
 }
 
-/// Provides all the functions you - as a user - should access
+/// Provides all the functions you - as a user - should access.
 class FlutterWebAuth2 {
   static final RegExp _schemeRegExp = RegExp(r'^[a-z][a-z\d+.-]*$');
 

flutter_web_auth_2/lib/src/linows.dart

@@ -5,7 +5,7 @@ import 'package:flutter_web_auth_2/src/server.dart';
 import 'package:flutter_web_auth_2/src/webview.dart';
 import 'package:flutter_web_auth_2_platform_interface/flutter_web_auth_2_platform_interface.dart';
 
-/// Implements the plugin interface for Linux and Windows (Linows)
+/// Implements the plugin interface for Linux and Windows (Linows).
 class FlutterWebAuth2LinowsPlugin extends FlutterWebAuth2Platform {
   final FlutterWebAuth2Platform _webviewImpl = FlutterWebAuth2WebViewPlugin();
   final FlutterWebAuth2Platform _serverImpl = FlutterWebAuth2ServerPlugin();