chore: merge changelog info

Author: Zdravko Branzov

Diff for: CHANGELOG.md

@@ -4,10 +4,7 @@
 ### Bug Fixes
 
 * **router:** routing services should be provided in forRoot only ([#1729](https://github.com/NativeScript/nativescript-angular/issues/1729)) ([0f6a975](https://github.com/NativeScript/nativescript-angular/commit/0f6a975))
-* on destroy remove the lastBootstrappedModule ([5e13263](https://github.com/NativeScript/nativescript-angular/commit/5e13263))
-* page might be null'ed before clearHistory's navigatedToEvent ([ea66985](https://github.com/NativeScript/nativescript-angular/commit/ea66985))
-* remove rootContent on exit ([14e787f](https://github.com/NativeScript/nativescript-angular/commit/14e787f))
-* the exit event is triggered on restart ([3dffbd5](https://github.com/NativeScript/nativescript-angular/commit/3dffbd5))
+* ngOnDestroy not called on Android back button ([#923](https://github.com/NativeScript/nativescript-angular/issues/923))
 
 
 ### Features