chore(deps): upgrade Flutter SDK from 3.10.1 to 3.27.1

- Update Flutter SDK version to 3.27.1
- Update minimum dart SDK version
- Update dependencies to compatible versions
- Fix deprecated method calls
- Run migration for breaking changes

lib/feature/inter_family/groups/groups_widget.dart

@@ -9,7 +9,7 @@ import 'groups_model.dart';
 
 shareGroup(BuildContext context, Group group) {
   showGeneralDialog(
-    barrierColor: Colors.black.withOpacity(0.5),
+    barrierColor: Colors.black.withValues(alpha: 0.5),
     transitionBuilder: (context, a1, a2, widget) {
       return Material(
         child: Scaffold(