remove extraneous topic list file

ROMFS/px4fmu_common/logging/default_topics.txt

@@ -1,21 +0,0 @@
-sensor_gyro
-sensor_accel
-vehicle_rates_setpoint, 10
-vehicle_attitude_setpoint, 10
-vehicle_attitude
-actuator_outputs, 50
-battery_status, 100
-vehicle_command, 100
-actuator_controls, 10
-vehicle_local_position_setpoint, 200
-rc_channels, 20
-#ekf2_innovations, 20
-commander_state, 100
-vehicle_local_position, 200
-vehicle_global_position, 200
-system_power, 100
-servorail_status, 200
-mc_att_ctrl_status, 50
-#control_state
-#estimator_status
-vehicle_status, 200