Typo fixes

packages/local_auth/local_auth/lib/src/local_auth.dart

@@ -41,9 +41,10 @@ class LocalAuthentication {
   /// unlock their device.
   ///
   /// On mobile platforms, authentication may be stopped by the system when the
-  /// is backgrounded during an authentication. Set [persistAcrossBackgrounding]
-  /// to true to have the plugin automatically retry the authentication on
-  /// foregrounding instead of failing with an error on backgrounding.
+  /// app is backgrounded during an authentication. Set
+  /// [persistAcrossBackgrounding] to true to have the plugin automatically
+  /// retry the authentication on foregrounding instead of failing with an error
+  /// on backgrounding.
   Future<bool> authenticate({
     required String localizedReason,
     Iterable<AuthMessages> authMessages = const <AuthMessages>[

packages/local_auth/local_auth_platform_interface/lib/types/auth_exception.dart

@@ -4,11 +4,11 @@
 
 import 'package:flutter/foundation.dart';
 
-/// An exception thrown by the plugin when there is authenication failure, or
+/// An exception thrown by the plugin when there is authentication failure, or
 /// some other error.
 @immutable
 class LocalAuthException implements Exception {
-  /// Crceates a new exception with the given information.
+  /// Creates a new exception with the given information.
   const LocalAuthException({
     required this.code,
     this.description,

packages/local_auth/local_auth_windows/lib/src/messages.g.dart

@@ -35,7 +35,7 @@ enum AuthResult {
   /// The biometric hardware is currently in use.
   deviceBusy,
 
-  /// Device poilcy does not allow using the authentication system.
+  /// Device policy does not allow using the authentication system.
   disabledByPolicy,
 
   /// Authentication is unavailable for an unknown reason.

packages/local_auth/local_auth_windows/pigeons/messages.dart

@@ -30,7 +30,7 @@ enum AuthResult {
   /// The biometric hardware is currently in use.
   deviceBusy,
 
-  /// Device poilcy does not allow using the authentication system.
+  /// Device policy does not allow using the authentication system.
   disabledByPolicy,
 
   /// Authentication is unavailable for an unknown reason.

packages/local_auth/local_auth_windows/windows/messages.g.h

@@ -70,7 +70,7 @@ enum class AuthResult {
   kNotEnrolled = 3,
   // The biometric hardware is currently in use.
   kDeviceBusy = 4,
-  // Device poilcy does not allow using the authentication system.
+  // Device policy does not allow using the authentication system.
   kDisabledByPolicy = 5,
   // Authentication is unavailable for an unknown reason.
   kUnavailable = 6