chore: remove 7.0rc release notes

Author: dtopuzov

Diff for: CHANGELOG.md

@@ -6,15 +6,6 @@
 
 * crash in deactivate page router outlet ([#1590](https://github.com/NativeScript/nativescript-angular/issues/1590)) ([f8c7468](https://github.com/NativeScript/nativescript-angular/commit/f8c7468))
 
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-
-
-<a name="7.0.0-rc.0"></a>
-# [7.0.0-rc.0](https://github.com/NativeScript/nativescript-angular/compare/6.2.0...7.0.0-rc.0) (2018-11-05)
-
-
-### Bug Fixes
-
 * **location-strategy:** crash on going back to TabView with nested outlets ([#1582](https://github.com/NativeScript/nativescript-angular/issues/1582)) ([f755991](https://github.com/NativeScript/nativescript-angular/commit/f755991))