add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

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# locally computed
sha256  f6809ab3b9c907cbb05ceba9ee6ca23a705f85fd71588518e14b3a7d9f2550e5  libhid-0.2.16.tar.gz