Update CHANGELOG.md

Author: tgross35

CHANGELOG.md

@@ -5,7 +5,7 @@
 ## [0.2.158](https://github.com/rust-lang/libc/compare/0.2.157...0.2.158) - 2024-08-19
 
 ### Other
-- [wasi] Add use core::iter::Iterator;
+- WASI: fix missing `Iterator` with `rustc-dep-of-std` in <https://github.com/rust-lang/libc/pull/3856#event-13924913068>
 
 ## [0.2.157](https://github.com/rust-lang/libc/compare/0.2.156...0.2.157) - 2024-08-17