add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/tools/testing/selftests/filesystems/incfs/.gitignore
..
..
@@ -1 +1,3 @@
1
-incfs_test
1
+incfs_test
2
+incfs_stress
3
+incfs_perf