Update library/std/src/os/nto/mod.rs

Co-authored-by: Jubilee <[email protected]>

Author: flba-eb

std/src/os/nto/mod.rs

@@ -1,4 +1,4 @@
 #![stable(feature = "raw_ext", since = "1.1.0")]
 
 pub mod fs;
-pub mod raw;
+pub(super) mod raw;