chore: reference the feature in the CHANGELOG

Author: dlachaume

CHANGELOG.md

@@ -17,6 +17,7 @@ As a minor extension, we have adopted a slightly different versioning convention
   - Implement the HTTP routes related to the signed entity type `CardanoStakeDistribution` on the aggregator REST API.
   - Added support in the `mithril-client` library for retrieving `CardanoStakeDistribution` by epoch or by hash, and for listing all available `CardanoStakeDistribution`.
   - Implement `CardanoStakeDistribution` commands under the `--unstable` flag in the Mithril client CLI to list all available `CardanoStakeDistribution` and to download artifact by epoch or hash.
+  - Implement `mithril-client` library functions related to `CardanoStakeDistribution` within the WASM library.
 
 - Crates versions: