Add support for LilyGo T-Echo Card (and tiny-ui!) #1170

Job	Run time
build (Heltec_v3_repeater)	2m 56s
build (wio-e5-mini_repeater)	1m 47s
build (PicoW_repeater)	3m 12s
build (RAK_4631_repeater)	2m 34s
build (Tbeam_SX1276_repeater)	2m 0s
build (Heltec_v3_room_server)	2m 41s
build (RAK_4631_companion_radio_ble)	2m 28s
build (Heltec_v3_companion_radio_ble)	2m 49s
build (wio_wm1110_repeater)	2m 27s
build (LilyGo_Tlora_C6_repeater_)	2m 11s
build (RAK_4631_room_server)	2m 19s
	27m 24s

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