[Client] Fix overlap of GuiMode IDs for VR meta menu and TES3MP InputBox

apps/openmw/mwmp/GUIController.hpp

@@ -24,7 +24,8 @@ namespace mwmp
     public:
         enum GM
         {
-            GM_TES3MP_InputBox = MWGui::GM_QuickKeysMenu + 1,
+            GM_VR_MetaMenu = MWGui::GM_QuickKeysMenu + 1, // Put this dummy GuiMode here because it's used in VR
+            GM_TES3MP_InputBox,
             GM_TES3MP_ListBox
 
         };