Fix code style for system lib

src/modules/systemlib/airspeed.c

src/modules/systemlib/airspeed.h

src/modules/systemlib/bson/tinybson.c

src/modules/systemlib/bson/tinybson.h

src/modules/systemlib/circuit_breaker_params.c

src/modules/systemlib/err.c

src/modules/systemlib/getopt_long.c

src/modules/systemlib/getopt_long.h

src/modules/systemlib/git_version.h

src/modules/systemlib/hx_stream.c

src/modules/systemlib/mcu_version.c

src/modules/systemlib/otp.c

src/modules/systemlib/param/param.h

src/modules/systemlib/perf_counter.c

src/modules/systemlib/ppm_decode.c

src/modules/systemlib/pwm_limit/pwm_limit.c

src/modules/systemlib/pwm_limit/pwm_limit.h

src/modules/systemlib/state_table.h

src/modules/systemlib/up_cxxinitialize.c