Mention "function item type to `fn pointer`" coercion
@@ -150,6 +150,8 @@ Coercion is allowed between the following types:
structs. In addition, coercions from sub-traits to super-traits will be
added. See [RFC 401] for more details.-->
+* Function item types to `fn` pointers
+
* Non capturing closures to `fn` pointers
* `!` to any `T`
