fix: removed unnecessary method

lib/data/dao/score_entry_dao.dart

@@ -276,13 +276,7 @@ class ScoreEntryDao extends DatabaseAccessor<AppDatabase>
   /// Returns `true` if the winner was removed, `false` if there are multiple
   /// scores or if the winner cannot be removed.
   Future<bool> removeWinner({required String matchId}) async {
-    final scores = await getAllMatchScores(matchId: matchId);
-
-    if (scores.length > 1) {
-      return false;
-    } else {
-      return await deleteAllScoresForMatch(matchId: matchId);
-    }
+    return await deleteAllScoresForMatch(matchId: matchId);
   }
 
   /* multiple winners handling */
@@ -320,13 +314,6 @@ class ScoreEntryDao extends DatabaseAccessor<AppDatabase>
     return true;
   }
 
-  /// Removes the winners of a match.
-  ///
-  /// Returns `true` if more than 0 rows were affected, `false` otherwise.
-  Future<bool> removeWinners({required String matchId}) async {
-    return await deleteAllScoresForMatch(matchId: matchId);
-  }
-
   /* Loser handling */
 
   Future<bool> hasLoser({required String matchId}) async {

lib/presentation/views/main_menu/match_view/match_result_view.dart

@@ -444,7 +444,7 @@ class _MatchResultViewState extends State<MatchResultView> {
   /// Handles saving the (multiple) winners to the database.
   Future<bool> _handleWinners() async {
     if (_selectedWinners.isEmpty) {
-      return await db.scoreEntryDao.removeWinners(matchId: widget.match.id);
+      return await db.scoreEntryDao.removeWinner(matchId: widget.match.id);
     } else {
       return await db.scoreEntryDao.setWinners(
         matchId: widget.match.id,