refactor(mobile): use user service methods (#16783)

* refactor: user entity

* chore: rebase fixes

* refactor(mobile): refactor to use user service methods

* fix: late init error

* fix: lint

---------

Co-authored-by: shenlong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>
Co-authored-by: Alex <alex.tran1502@gmail.com>

mobile/test/services/album.service_test.dart

@@ -31,6 +31,8 @@ void main() {
     albumMediaRepository = MockAlbumMediaRepository();
     albumApiRepository = MockAlbumApiRepository();
 
+    when(() => userService.getMyUser()).thenReturn(UserStub.user1);
+
     when(() => albumRepository.transaction<void>(any())).thenAnswer(
       (call) => (call.positionalArguments.first as Function).call(),
     );
@@ -40,6 +42,7 @@ void main() {
 
     sut = AlbumService(
       syncService,
+      userService,
       entityService,
       albumRepository,
       assetRepository,