Merge pull request #13163 from jordan-woyak/pragma-once-oopsie

Add include guard to QtUtils.h

Source/Core/DolphinQt/QtUtils/QtUtils.h

@@ -1,6 +1,8 @@
 // Copyright 2024 Dolphin Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#pragma once
+
 class QDateTimeEdit;
 
 namespace QtUtils