update CHANGELOG.md

Author: uerceg

CHANGELOG.md

@@ -1,3 +1,12 @@
+### Version 1.1.7 [20th October 2021]
+#### Changed
+- Updated native Play Install Referrer library to **v2.2**.
+
+#### Fixed
+- Fixed `addListener` and `removeListeners` warnings ([same issue](https://github.com/react-native-netinfo/react-native-netinfo/issues/486) with [suggested fix](https://github.com/software-mansion/react-native-reanimated/pull/2316/files) which got copy pasted in this plugin as well). Thanks to @mikehardy.
+
+---
+
 ### Version 1.1.6 [29th December 2020]
 #### Added
 - Added **Example app** chapter to README.