boards: move testing to dedicated test variants

boards/omnibus/f4sd/default.cmake

@@ -37,7 +37,6 @@ px4_add_board(
 		rc_input
 		#telemetry # all available telemetry drivers
 		telemetry/frsky_telemetry
-		#test_ppm
 	MODULES
 		#airspeed_selector
 		attitude_estimator_q
@@ -97,7 +96,6 @@ px4_add_board(
 		sd_bench
 		#serial_test
 		#system_time
-		#tests # tests and test runner
 		top
 		#topic_listener
 		tune_control
@@ -105,17 +103,4 @@ px4_add_board(
 		usb_connected
 		ver
 		work_queue
-	EXAMPLES
-		#fake_gps
-		#fake_gyro
-		#fake_magnetometer
-		#fixedwing_control # Tutorial code from https://px4.io/dev/example_fixedwing_control
-		#hello
-		#hwtest # Hardware test
-		#matlab_csv_serial
-		#px4_mavlink_debug # Tutorial code from http://dev.px4.io/en/debug/debug_values.html
-		#px4_simple_app # Tutorial code from http://dev.px4.io/en/apps/hello_sky.html
-		#rover_steering_control # Rover example app
-		#uuv_example_app
-		#work_item
 	)