release: cut the v9.0.0-rc.0 release

CHANGELOG.md

@@ -1,3 +1,10 @@
+<a name="9.0.0-rc.0"></a>
+# [9.0.0-rc.0](https://github.com/angular/angular/compare/9.0.0-next.15...9.0.0-rc.0) (2019-10-31)
+
+Please see the [v9 update guide](https://v9.angular.io/guide/updating-to-version-9) for more information.
+
+
+
 <a name="9.0.0-next.15"></a>
 # [9.0.0-next.15](https://github.com/angular/angular/compare/9.0.0-next.14...9.0.0-next.15) (2019-10-30)
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "angular-srcs",
-  "version": "9.0.0-next.15",
+  "version": "9.0.0-rc.0",
   "private": true,
   "description": "Angular - a web framework for modern web apps",
   "homepage": "https://github.com/angular/angular",