Qt: Make custom dialog for NAND Repair.

This is so that if you have a lot of titles that need repair the dialog can still fit on screen.

Source/Core/DolphinQt/NANDRepairDialog.h

@@ -0,0 +1,21 @@
+// Copyright 2022 Dolphin Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <QDialog>
+
+class QWidget;
+
+namespace WiiUtils
+{
+struct NANDCheckResult;
+}
+
+class NANDRepairDialog final : public QDialog
+{
+  Q_OBJECT
+
+public:
+  explicit NANDRepairDialog(const WiiUtils::NANDCheckResult& result, QWidget* parent = nullptr);
+};