fix errors

Author: hkBst

library/core/src/slice/mod.rs

@@ -1099,10 +1099,10 @@ impl<T> [T] {
     /// assert!(iter.next().is_none());
     /// ```
     ///
-    /// Because the [`Iterator`] trait cannot represent the required lifetimes, there is no `windows_mut` analog to `windows`.
+    /// Because the [Iterator] trait cannot represent the required lifetimes, there is no `windows_mut` analog to `windows`.
     /// (If there was, then `[0,1,2].windows_mut(2).collect()` would create 2 mutable references
     /// to the middle element of that array, which would violate [the rules of references],
-    /// though a [`LendingIterator`] analog is possible.)
+    /// though a [LendingIterator] analog is possible.)
     /// However, you can sometimes use [`Cell::as_slice_of_cells`](crate::cell::Cell::as_slice_of_cells) in
     /// conjunction with `windows` to accomplish something similar:
     ///