message: docs: release notes for the v14.2.9 release
diff: +<a name="14.2.9"></a>
  +# 14.2.9 (2022-11-03)
  +### platform-browser
  +| Commit | Type | Description |
  +| -- | -- | -- |
  +| [92d28bdd99](https://github.com/angular/angular/commit/92d28bdd99d3e18f42f6ed8494344b72b15d0104) | perf | resolve memory leak when using animations with shadow DOM ([#47903](https://github.com/angular/angular/pull/47903)) |
  +### platform-server
  +| Commit | Type | Description |
  +| -- | -- | -- |
  +| [d2d9bbf5ce](https://github.com/angular/angular/commit/d2d9bbf5ce5a2f5e95e7c836fbca67d90db62371) | fix | call `onSerialize` when state is empty ([#47888](https://github.com/angular/angular/pull/47888)) |
  +## Special Thanks
  +Alan Agius, Kristiyan Kostadinov, Virginia Dooley and mgechev
  +
  +<!-- CHANGELOG SPLIT MARKER -->
  +
  <a name="15.0.0-rc.1"></a>
  # 15.0.0-rc.1 (2022-10-26)
  ### common
  