delete drv_gpio.h, modules/gpio_led, and fmu GPIO ioctls

boards/intel/aerofc-v1/rtps.cmake

boards/nxp/fmuk66-v3/default.cmake

boards/nxp/fmuk66-v3/src/board_config.h

boards/omnibus/f4sd/default.cmake

boards/omnibus/f4sd/src/board_config.h

boards/parrot/bebop/default.cmake

boards/px4/fmu-v2/default.cmake

boards/px4/fmu-v2/lpe.cmake

boards/px4/fmu-v2/src/board_config.h

boards/px4/fmu-v2/test.cmake

boards/px4/fmu-v3/default.cmake

boards/px4/fmu-v3/rtps.cmake

boards/px4/fmu-v3/src/board_config.h

boards/px4/fmu-v3/stackcheck.cmake

boards/px4/fmu-v4/default.cmake

boards/px4/fmu-v4/rtps.cmake

boards/px4/fmu-v4/src/board_config.h

boards/px4/fmu-v4/stackcheck.cmake

boards/px4/fmu-v4pro/default.cmake

boards/px4/fmu-v4pro/rtps.cmake