message: docs: release notes for the v12.1.3 release
diff: +<a name="12.1.3"></a>
  +# 12.1.3 (2021-07-21)
  +### animations
  +| Commit | Description |
  +| -- | -- |
  +| [3cddc3d6bc](https://github.com/angular/angular/commit/3cddc3d6bc1045b76980ba3e866350d58deb0718) | fix(animations): normalize final styles in buildStyles ([#42763](https://github.com/angular/angular/pull/42763)) |
  +### compiler-cli
  +| Commit | Description |
  +| -- | -- |
  +| [d207ea06d1](https://github.com/angular/angular/commit/d207ea06d1bb554e822bab2eadcf12ef50117bd4) | fix(compiler-cli): use correct module import for types behind a `forwardRef` ([#42887](https://github.com/angular/angular/pull/42887)) |
  +| [e6d520f3d9](https://github.com/angular/angular/commit/e6d520f3d9104c63129b94fbf5fe54b392715fc5) | perf(compiler-cli): optimize cycle detection using a persistent cache ([#41271](https://github.com/angular/angular/pull/41271)) |
  +### core
  +| Commit | Description |
  +| -- | -- |
  +| [a6db152c78](https://github.com/angular/angular/commit/a6db152c78bc82ef39e529ab5ea55f810b17fa2e) | fix(core): use correct injector when resolving DI tokens from within a directive provider factory ([#42886](https://github.com/angular/angular/pull/42886)) |
  +## Special Thanks:
  +Alan Agius, David Shevitz, George Kalpakas, Joey Perrott, JoostK, Krzysztof Kotowicz, Minko Gechev, Paul Gschwendtner and dario-piotrowicz
  +
  +
  <a name="12.2.0-next.2"></a>
  # 12.2.0-next.2 (2021-07-14)
  ### bazel
  