Add items into changelog

Author: davesnx

CHANGES.md

@@ -1,6 +1,8 @@
 # 0.17.0
 
 * Upgrade `ppxlib` lower bound to `0.36` (@anmonteiro in https://github.com/reasonml/reason-react/pull/883)
+* Remove `fomat` from ReactDOM's props (@davesnx in https://github.com/reasonml/reason-react/pull/929)
+* Fix typo on `onEncrypted` (@davesnx in https://github.com/reasonml/reason-react/pull/930)
 
 # 0.16.0