message: Add update-migration to CHANGELOG
diff: @@ -12,6 +12,7 @@ Looking for changes that affect our C API? See the [C API Changelog](lib/c-api/C
  - #[3096](https://github.com/wasmerio/wasmer/pull/3096) create-exe: use cached wasmer tarballs for network fetches
  ### Changed
  +- #[3131](https://github.com/wasmerio/wasmer/pull/3131) Update migration docs for MemoryView changes
  ### Fixed
  