update changelog

Author: hawkrives

CHANGELOG.md

@@ -67,6 +67,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Fixed DatePicker by removing an unnecessary call to getDerivedStateFromProps (#3382)
 - Fixed the balances view from refreshing if the user has not agreed to the alert (#3509)
 - Fixed course search crash (#3564)
+- Building signed Android APKs was broken after RN 0.59; now it is fixed (#3569)
 
 ### Removed
 - Removed the `prepare` script patching `ScrollEnabled` inside `RCTMultilineTextInputView` (#3337)