weathervane: get rid of passive strategy

msg/vehicle_attitude_setpoint.msg

src/modules/mc_att_control/mc_att_control.hpp

src/modules/mc_att_control/mc_att_control_main.cpp

src/modules/mc_pos_control/mc_pos_control_main.cpp

src/modules/vtol_att_control/vtol_att_control_main.cpp

src/modules/vtol_att_control/vtol_att_control_main.h

src/modules/vtol_att_control/vtol_att_control_params.c

src/modules/vtol_att_control/vtol_type.cpp

src/modules/vtol_att_control/vtol_type.h