Added comment

lib/l10n/generated/app_localizations.dart

@@ -248,7 +248,7 @@ abstract class AppLocalizations {
   /// **'Edit Group'**
   String get edit_group;
 
-  /// No description provided for @edit_match.
+  /// Button & Appbar label for editing a match
   ///
   /// In en, this message translates to:
   /// **'Edit Match'**

lib/presentation/views/main_menu/match_view/create_match/create_match_view.dart

@@ -321,6 +321,8 @@ class _CreateMatchViewState extends State<CreateMatchView> {
     widget.onMatchUpdated?.call(updatedMatch);
   }
 
+  // Creates a new match and adds it to the database.
+  // Returns the created match.
   Future<Match> createMatch() async {
     final tempGame = await getTemporaryGame();