Promiscuous scanners #448

Job	Run time
build (adafruit_feather_rp2040) / build	1m 19s
build (adafruit_itsybitsy_rp2040) / build	1m 39s
build (arduino_nano_rp2040_connect) / build	1m 42s
build (adafruit_qtpy_rp2040) / build	1m 41s
build (pico) / build	1m 22s
build (pimoroni_pga2040) / build	1m 57s
build (pimoroni_picolipo_16mb) / build	1m 35s
build (pimoroni_tiny2040) / build	2m 11s
build (pimoroni_picolipo_4mb) / build	1m 33s
build (sparkfun_promicro) / build	2m 14s
build (sparkfun_micromod) / build	2m 14s
build (sparkfun_thingplus) / build	1m 31s
	20m 58s

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