message: docs: cherry-pick the v11.2.9 release changelog
diff: +## 11.2.9 (2021-04-07)
  +
  +
  +### Bug Fixes
  +
  +* **bazel:** add missing dependency on `tslib` ([#41480](https://github.com/angular/angular/issues/41480)) ([8d005e5](https://github.com/angular/angular/commit/8d005e51322b68bb66ff311fc78fa34dd440b123)), closes [11.2.8/src/api-extractor/index.js#L20](https://github.com/11.2.8/src/api-extractor/index.js/issues/L20)
  +* **compiler-cli:** Allow analysis to continue with invalid style url ([#41403](https://github.com/angular/angular/issues/41403)) ([#41489](https://github.com/angular/angular/issues/41489)) ([07131fa](https://github.com/angular/angular/commit/07131fa8ef9f9e6930cf297c27e450c15fb4f10b))
  +* **compiler-cli:** fix extending angularCompilerOptions from non relative extension less TypeScript configuration files ([#41349](https://github.com/angular/angular/issues/41349)) ([e0165fd](https://github.com/angular/angular/commit/e0165fd7f8374694c1f9d74ecdea5af4f8bba4c7)), closes [#41343](https://github.com/angular/angular/issues/41343)
  +
  +
  +### Features
  +
  +* **bazel:** allow setting `compilationMode` in `ng_module` rule ([#41418](https://github.com/angular/angular/issues/41418)) ([e6da38a](https://github.com/angular/angular/commit/e6da38a5e017bbb2e52857472363b5ab2cd84281))
  +
  +
  +### Performance Improvements
  +
  +* **core:** add private hooks around user code executed by the runtime ([#41421](https://github.com/angular/angular/issues/41421)) ([94af9d9](https://github.com/angular/angular/commit/94af9d95bbde5d068e89d6697d87851dc246a88f))
  +* **language-service:** add perf tracing to LanguageService ([#41401](https://github.com/angular/angular/issues/41401)) ([7b0a800](https://github.com/angular/angular/commit/7b0a800b69170c6d32cc49dbc8961b2e2821fe40))
  +
  +
  +
  # 12.0.0-next.7 (2021-04-01)
  