fixed optimal recovery condition

src/modules/mc_pos_control/mc_pos_control_main.cpp

@@ -2022,7 +2022,7 @@ MulticopterPositionControl::task_main()
 			/* control roll and pitch directly if no aiding velocity controller is active
 			 * and only if optimal recovery is not used */
 			if (!_control_mode.flag_control_velocity_enabled
-				&& !_params.opt_recover > 0) {
+			    && _params.opt_recover <= 0) {
 				math::Matrix<3, 3> R_sp;
 				_att_sp.roll_body = _manual.y * _params.man_roll_max;
 				_att_sp.pitch_body = -_manual.x * _params.man_pitch_max;