Adding support for the OpenXR futures extension

modules/openxr/extensions/openxr_hand_interaction_extension.h

@@ -50,6 +50,11 @@
 // for more information.
 
 class OpenXRHandInteractionExtension : public OpenXRExtensionWrapper {
+	GDCLASS(OpenXRHandInteractionExtension, OpenXRExtensionWrapper);
+
+protected:
+	static void _bind_methods() {}
+
 public:
 	static OpenXRHandInteractionExtension *get_singleton();