chore: update WinSparkle to 0.8.3

Author: LucasXu0

packages/auto_updater/lib/src/auto_updater.dart

@@ -108,6 +108,13 @@ class AutoUpdater {
         case UpdaterEvent.updateInstalled:
           // this event is only available on Windows
           listener.onUpdaterUpdateInstalled(appcastItem);
+        case UpdaterEvent.updateDismissed:
+          // this event is only available on Windows
+          listener.onUpdaterUpdateCancelled(appcastItem);
+        case UpdaterEvent.updatePostponed:
+        case UpdaterEvent.userRunInstaller:
+          // this event is only available on Windows, ignore it
+          break;
       }
     }
   }

packages/auto_updater/lib/src/events.dart

@@ -10,9 +10,12 @@ enum UpdaterEvent {
   userUpdateChoice,
 
   // these events are only available on Windows
+  updatePostponed,
+  updateDismissed,
   updateCancelled,
   updateSkipped,
-  updateInstalled;
+  updateInstalled,
+  userRunInstaller;
 
   static UpdaterEvent fromString(String name) {
     switch (name) {
@@ -36,6 +39,12 @@ enum UpdaterEvent {
         return UpdaterEvent.updateSkipped;
       case 'update-installed':
         return UpdaterEvent.updateInstalled;
+      case 'update-postponed':
+        return UpdaterEvent.updatePostponed;
+      case 'update-dismissed':
+        return UpdaterEvent.updateDismissed;
+      case 'user-run-installer':
+        return UpdaterEvent.userRunInstaller;
       default:
         throw ArgumentError('Invalid event name: $name');
     }

packages/auto_updater/pubspec.yaml

@@ -38,3 +38,5 @@ flutter:
         default_package: auto_updater_macos
       windows:
         default_package: auto_updater_windows
+      linux:
+        default_package: auto_updater_linux