Completed daos, added basic GameTable & GameDao

lib/data/dto/group.dart

@@ -1,4 +1,4 @@
-import 'package:game_tracker/data/methods/dto/player.dart';
+import 'package:game_tracker/data/dto/player.dart';
 
 class Group {
   final String id;

lib/data/dto/player.dart

@@ -1,6 +1,6 @@
 class Player {
   final String id;
-  final String username;
+  final String name;
 
-  Player({required this.id, required this.username});
+  Player({required this.id, required this.name});
 }