Remove comment about use

Author: youknowone

library/std/src/sys/thread_local/statik.rs

@@ -14,9 +14,7 @@ pub macro thread_local_inner {
     (@key $t:ty, const $init:expr) => {{
         const __INIT: $t = $init;
 
-        // NOTE: this cannot import `LocalKey` or `Storage` with a `use` because that can shadow
-        // user provided type or type alias with a matching name. Please update the shadowing test
-        // in `tests/thread.rs` if these types are renamed.
+        // NOTE: Please update the shadowing test in `tests/thread.rs` if these types are renamed.
         unsafe {
             $crate::thread::LocalKey::new(|_| {
                 static VAL: $crate::thread::local_impl::EagerStorage<$t> = $crate::thread::local_impl::EagerStorage { value: __INIT };