add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

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# from http://ftp.gnome.org/pub/GNOME/sources/pygobject/2.28/pygobject-2.28.6.sha256sum
sha256    fb8a1d4f665130a125011659bd347c7339c944232163dbb9a34fd0686577adb8  pygobject-2.28.6.tar.xz