Update posts/2020-01-30-Rust-1.41.0.md

Co-Authored-By: Jonas Schievink <jonasschievink@gmail.com>

Author: pietroalbini

posts/2020-01-30-Rust-1.41.0.md

@@ -173,7 +173,7 @@ In Rust 1.41.0, we've made the following additions to the standard library:
 - [`NonZero*` numerics now implement `From<NonZero*>` if it's a smaller integer
   width.][pr_66277] For example, `NonZeroU16` now implements `From<NonZeroU8>`.
 
-- The `weak_count` and `strong_count` methods were stabilized.
+- The `weak_count` and `strong_count` methods on `Weak` pointers were stabilized.
 
     - [`std::rc::Weak::weak_count`]
     - [`std::rc::Weak::strong_count`]