Updating changelog

Author: vishalnarkhede

CHANGELOG.md

@@ -17,6 +17,8 @@
 
 - Fixing channel preview avatar for one-on-one conversation [790b0b9](https://github.com/GetStream/stream-chat-react-native/commit/790b0b91b6cbb9d4d16bfa15b5b3fa42015381bc)
 
+- Fixing types for context providers - [dc40c8a](https://github.com/GetStream/stream-chat-react-native/commit/dc40c8a92d0f9bc8244d5c211afdbf3064521a68)
+
 ## [0.6.5] 2020-02-04
 
 - Adding a simple check to see if lastReceivedId has changed, before updating the state - to avoid infinite loop [3da5e4a](https://github.com/GetStream/stream-chat-react-native/commit/3da5e4a2a8fb6db0f86a031102e0d5b6cd5197cc)