add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/tools/lib/api/fs/Build
..
..
@@ -1,2 +1,3 @@
1
1
 libapi-y += fs.o
2
2
 libapi-y += tracing_path.o
3
+libapi-y += cgroup.o