Update changelog

CHANGELOG.md

 # Changelog
+# 4.6.0
+## Added
+### Android
+* Adapt NavigationBar buttons color according to NavigationBar background color [#6521177](https://github.com/wix/react-native-navigation/commit/65211775f6b354945a9dc5a3f7791ddfdd20ebab) by [rverbytskyi](https://github.com/rverbytskyi)
+
+## Fixed
+### Android
+* Disable TopBar scroll when nestedScrollEnabled is enabled [#9a361a4](https://github.com/wix/react-native-navigation/commit/9a361a4fe340f5af18e1fa87b02f5e7e1f41646d) by [guyca](https://github.com/guyca)
+* Reject promise when trying to push two children with same id [#27ceea8](https://github.com/wix/react-native-navigation/commit/27ceea8fb92506fdd756e45768e7235e3e7babc6) by [guyca](https://github.com/guyca)
+* Fix drawBehind in default options not working [#0e93366](https://github.com/wix/react-native-navigation/commit/0e933661aed9cb4a6cad6e1e1fa5a352f371f754) by [guyca](https://github.com/guyca)
+
+### iOS
+* Fix merge options leaks to next screen in stack [#386bf65](https://github.com/wix/react-native-navigation/commit/386bf65d251f0c6582de2cf529487dfafc69bc9d) by [yogevbd](https://github.com/yogevbd)
+* Invoke all commands on the main thread [#8843224](https://github.com/wix/react-native-navigation/commit/8843224a9aed33a9fd92323db48ab80f50cae72f) by [yogevbd](https://github.com/yogevbd)
+* Resolve navigationItem from external component [#d81b0bf](https://github.com/wix/react-native-navigation/commit/d81b0bf3cf929136218a71dbc74dcbf0cc668886) by [yogevbd](https://github.com/yogevbd)
+* Fix popGesture freezes the app [#37473f8](https://github.com/wix/react-native-navigation/commit/37473f88e9bfdc847f25cd21e5ca521e31157268) by [yogevbd](https://github.com/yogevbd)
+
+
+# 4.5.4
+* Fix title.component fill parent [#7e6b2be](https://github.com/wix/react-native-navigation/commit/7e6b2be676382db74bd393940ddfdea3a3847e2c) by [yogevbd](https://github.com/yogevbd)
+
+# 4.5.2 - 4.5.3
+## Fixed
+### Android
+* Fix NPE when updating tabs before tab views are created [#fccfb4d](https://github.com/wix/react-native-navigation/commit/fccfb4d8c289c10b6424e38690fa4469fa65b7ea) by [guyca](https://github.com/guyca)
+
+# 4.5.1
+## Fixed
+### iOS
+* Fix crash when check UIBarButtonItem are not added by RNN [#233820e](https://github.com/wix/react-native-navigation/commit/233820ef372042d4fae463b0a63f75bfeab160da) by [wixiosalex](https://github.com/wixiosalex)
+
 # 4.5.0
 ## Added
 * Improve accessibility support [#07c558c](https://github.com/wix/react-native-navigation/commit/07c558c76f7bf3acd56a2af4e0e901c81ae0e49d), [#f635b5e](https://github.com/wix/react-native-navigation/commit/f635b5e8be81ee99aaf2726c989624b1dafcbf41) by [yogevbd](https://github.com/yogevbd) and [guyca](https://github.com/guyca)