CheatsManager: Allow making the window smaller

Move CheatManager's child widgets into scroll areas to allow making the
window smaller than the default.

In CheatSearchWidget, enable word wrapping for the label describing the
address space and search type to help it fit better inside a narrower
window.

Source/Core/DolphinQt/Config/GeckoCodeWidget.cpp

@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "DolphinQt/Config/GeckoCodeWidget.h"
+#include "DolphinQt/QtUtils/WrapInScrollArea.h"
 
 #include <algorithm>
 #include <utility>
@@ -138,7 +139,7 @@ void GeckoCodeWidget::CreateWidgets()
 
   layout->addLayout(btn_layout);
 
-  setLayout(layout);
+  WrapInScrollArea(this, layout);
 }
 
 void GeckoCodeWidget::ConnectWidgets()