Revert "(UI) Modular Theme + ImGui Color/Rounding settings for Menu Customization (#551)"

This reverts commit 80c8865a28.

src/game/frontend/submenus/Settings.cpp

@@ -7,7 +7,6 @@
 #include "game/frontend/items/Items.hpp"
 #include "game/frontend/items/DrawHotkey.hpp"
 #include "game/frontend/submenus/Settings/LuaScripts.hpp"
-#include "game/frontend/submenus/Settings/GUISettings.hpp"
 
 namespace YimMenu::Submenus
 {
@@ -111,6 +110,5 @@ namespace YimMenu::Submenus
 		AddCategory(std::move(gui));
 		AddCategory(std::move(game));
 		AddCategory(BuildLuaScriptsMenu());
-		AddCategory(DrawGUISettingsMenu());
 	}
 }