ipc-json: handle LIBINPUT_CONFIG_DRAG_LOCK_ENABLED_STICKY

Author: rajj28

sway/ipc-json.c

@@ -914,6 +914,11 @@ static json_object *describe_libinput_device(struct libinput_device *device) {
 		case LIBINPUT_CONFIG_DRAG_LOCK_DISABLED:
 			drag_lock = "disabled";
 			break;
+#ifdef LIBINPUT_CONFIG_DRAG_LOCK_ENABLED_STICKY
+		case LIBINPUT_CONFIG_DRAG_LOCK_ENABLED_STICKY:
+			drag_lock = "enabled_sticky";
+			break;
+#endif
 		}
 		json_object_object_add(object, "tap_drag_lock",
 				json_object_new_string(drag_lock));