fix formatting in vertiq serial interface header #8

Job	Run time
build (check_format)	1m 5s
build (check_newlines)	1m 31s
build (tests)	1m 4s
build (tests_coverage)	1m 3s
build (px4_fmu-v2_default stack_check)	1m 24s
build (validate_module_configs)	48s
build (shellcheck_all)	1m 33s
build (NO_NINJA_BUILD=1 px4_fmu-v5_default)	1m 33s
build (NO_NINJA_BUILD=1 px4_sitl_default)	1m 6s
build (px4_sitl_allyes)	1m 49s
build (airframe_metadata)	1m 2s
build (module_documentation)	1m 7s
build (parameters_metadata)	59s
	16m 4s

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