Merge pull request #925 from mtlynch/unit-tests #991

Job	Run time
build (RAK_4631_room_server)	2m 35s
build (RAK_4631_companion_radio_ble)	2m 25s
build (PicoW_repeater)	2m 50s
build (LilyGo_Tlora_C6_repeater_)	2m 27s
build (Heltec_v3_repeater)	2m 45s
build (wio-e5-mini_repeater)	1m 47s
build (Heltec_v3_companion_radio_ble)	2m 44s
build (Heltec_v3_room_server)	3m 5s
build (RAK_4631_repeater)	2m 25s
build (Tbeam_SX1276_repeater)	2m 8s
build (wio_wm1110_repeater)	2m 15s
	27m 26s

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