Remove all in target_thread_local cfg

I think it was left there by mistake after previous refactoring.

Signed-off-by: Ayush Singh <[email protected]>

Author: Ayush1325

library/std/src/sys/common/thread_local/mod.rs

@@ -6,7 +6,7 @@ cfg_if::cfg_if! {
         mod static_local;
         #[doc(hidden)]
         pub use static_local::{Key, thread_local_inner};
-    } else if #[cfg(all(target_thread_local))] {
+    } else if #[cfg(target_thread_local)] {
         #[doc(hidden)]
         mod fast_local;
         #[doc(hidden)]