Make FastLED Wrapper more constexpr for native builds #52

Job	Run time
platformio-build (vest_dev)	1m 7s
platformio-merge (vest)	1m 18s
extras	36s
check-format	6s
platformio-build (vest_instrumentation)	3m 25s
platformio-merge (vest_s3)	2m 30s
platformio-build (clouds_s3_debug)	2m 24s
platformio-merge (shoe)	1m 9s
platformio-native-test	36s
platformio-build (gauntlet)	1m 25s
platformio-merge (hat)	1m 7s
pages	26s
	16m 9s

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