Adding support for the OpenXR futures extension

modules/openxr/extensions/openxr_ml2_controller_extension.h

@@ -33,6 +33,11 @@
 #include "openxr_extension_wrapper.h"
 
 class OpenXRML2ControllerExtension : public OpenXRExtensionWrapper {
+	GDCLASS(OpenXRML2ControllerExtension, OpenXRExtensionWrapper);
+
+protected:
+	static void _bind_methods() {}
+
 public:
 	virtual HashMap<String, bool *> get_requested_extensions() override;