fix spelling error

Author: InvincibleRMC

mavros/src/plugins/setpoint_attitude.cpp

@@ -69,7 +69,7 @@ class SetpointAttitudePlugin : public plugin::Plugin,
 
     auto qos = rclcpp::QoS(10);
 
-    #ifdef DUSE_OLD_RMW_QOS_MESSAGE_FILTERS
+    #ifdef USE_OLD_RMW_QOS_MESSAGE_FILTERS
     auto subscriber_qos = qos.get_rmw_qos_profile();
     #else
     auto subscriber_qos = qos;