deps(mobile): flutter 3.16 (#6677)

* dep(mobile): update flutter and deps

* chore: dart analyzer

* chore: update flutter workflow version

* chore: dart format

* fix: gallery_viewer PopScope

---------

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

mobile/lib/modules/album/ui/album_thumbnail_card.dart

@@ -13,11 +13,11 @@ class AlbumThumbnailCard extends StatelessWidget {
   final bool showOwner;
 
   const AlbumThumbnailCard({
-    Key? key,
+    super.key,
     required this.album,
     this.onTap,
     this.showOwner = false,
-  }) : super(key: key);
+  });
 
   final Album album;