Improve gameTable search (#2398)

* Improve gameTable search

* Remove useless split

* Remove unneeded brackets

* Simplify searchEqualFunc

Co-authored-by: Ac_K <Acoustik666@gmail.com>

* Remove leftovers (oops)

Co-authored-by: Ac_K <Acoustik666@gmail.com>

Ryujinx/Ui/MainWindow.cs

@@ -230,6 +230,7 @@ namespace Ryujinx.Ui
 
             _gameTable.EnableSearch = true;
             _gameTable.SearchColumn = 2;
+            _gameTable.SearchEqualFunc = (model, col, key, iter) => !((string)model.GetValue(iter, col)).Contains(key, StringComparison.InvariantCultureIgnoreCase);
 
             UpdateColumns();
             UpdateGameTable();