add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

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# Locally calculated
sha256 558e8d8734052bdbe679cf10165a63944c208940ab84be78c97ba661dfcf3cb2 erlang-p1-xmpp-1.1.16.tar.gz