chore: update changelogs

Author: achilleas-kal

README.md

@@ -87,8 +87,8 @@ python pyinjective/fetch_metadata.py
 * Add reduce-only support for market orders
 * Add sticky session cookie for broadcast methods
 * Add historical funding rates in clients
-* Minor fixes in spot conversions for values returned from the backend
-* Add MsgSendToEth in the composer for INJ <> ETH transfers
+* Minor fixes in spot conversions for price/quantity returned from the backend
+* Add MsgSendToEth in the composer
 * Add function to compute order hashes locally
 
 **0.5.6.3**