Add v4.11.0 to CHANGELOG

Author: kategengler

CHANGELOG.md

@@ -1,9 +1,11 @@
 # Ember Changelog
 
-## v4.11.0-beta.1 (January 12, 2023)
+## v4.11.0 (February 20, 2023)
 
 - [#20288](https://github.com/emberjs/ember.js/pull/20288) [FEATURE] Stable types for `@ember/owner`
 - [#20323](https://github.com/emberjs/ember.js/pull/20323) [FEATURE] Introduce stable types for `@ember/error`
+- [#20361](https://github.com/emberjs/ember.js/pull/20361) [BUGFIX] Support a `router.ts` file when generating routes
+- [#20373](https://github.com/emberjs/ember.js/pull/20373) / [#20374](https://github.com/emberjs/ember.js/pull/20374) [BUGFIX] Make the type for `SafeString` public
 - [#20345](https://github.com/emberjs/ember.js/pull/20345) [CLEANUP] Remove flags for released features
 - [#20285](https://github.com/emberjs/ember.js/pull/20285) Update to TS v4.9