fix: workmanager version

pubspec.lock

@@ -2443,11 +2443,10 @@ packages:
   workmanager:
     dependency: "direct main"
     description:
-      path: "."
-      ref: ios-bg-tasks-enh-final
-      resolved-ref: f3e717b0d875296e8bec619965dd73283a54c6e5
-      url: "https://github.com/absar/flutter_workmanager"
-    source: git
+      name: workmanager
+      sha256: ed13530cccd28c5c9959ad42d657cd0666274ca74c56dea0ca183ddd527d3a00
+      url: "https://pub.dev"
+    source: hosted
     version: "0.5.2"
   xdg_directories:
     dependency: transitive

pubspec.yaml

@@ -169,10 +169,7 @@ dependencies:
   wallpaper_manager_flutter: ^0.0.2
   wechat_assets_picker: ^8.6.3
   widgets_to_image: ^0.0.2
-  workmanager:
-    git:
-      url: https://github.com/absar/flutter_workmanager
-      ref: ios-bg-tasks-enh-final
+  workmanager: ^0.5.2
 
 dependency_overrides:
   # current fork of tfite_flutter_helper depends on ffi: ^1.x.x