- Removed the `CronJobTimeZone` feature gate (the feature is stable and always enabled)
  - Removed the `JobMutableNodeSchedulingDirectives` feature gate (the feature is stable and always enabled)

- The `AdvancedAuditing` feature gate that graduated to GA in `v1.12` (and was unconditionally
  enabled) has been removed. ([#118763](https://github.com/kubernetes/kubernetes/pull/118763), [@Shubham82](https://github.com/Shubham82))

- Lock ServerSideApply feature gate to true with the feature already being GA. ([#112748](https://github.com/kubernetes/kubernetes/pull/112748), [@wojtek-t](https://github.com/wojtek-t)) [SIG API Machinery, Apps, Instrumentation and Testing]

- The `CSIMigrationAzureFile` feature gate (for the feature which graduated to GA in v1.26) is now unconditionally enabled and will be removed in v1.28. ([#114953](https://github.com/kubernetes/kubernetes/pull/114953), [@enj](https://github.com/enj))

- Kubeadm: remove the `IPv6DualStack` feature gate. The feature has been GA and locked to enabled since 1.23. ([#106648](https://github.com/kubernetes/kubernetes/pull/106648), ...

rkloads/pods/ephemeral-containers/) are now generally available (GA). The `EphemeralContainers` feature gate is always enabled and should be removed from `--feature-gates` flag on the kube-apiserver and the kubelet command lines. The `EphemeralContainers` feature gate is [deprecated and scheduled for removal](https://kubernetes.io/docs/reference/using-api/deprecation-policy/#deprecation)  in a future release. ([#111402](https://github.com/kubernetes/kubernetes/pull/111402), [@verb](https://github.com/verb))...

  * The `--audit-policy-file` option is required if the `AdvancedAuditing` feature is not explicitly turned off (`--feature-gates=AdvancedAuditing=false`) on the API server.
  * The audit log file defaults to JSON encoding when using the advanced auditing feature gate.
  * An audit policy file without either an `apiVersion` or a `kind` field may be treated as invalid.

  // If specified, the node's taints.
  // +optional
  repeated Taint taints = 5;

  // Deprecated: Previously used to specify the source of the node's configuration for the DynamicKubeletConfig feature. This feature is removed.
  // +optional
  optional NodeConfigSource configSource = 6;

  // Deprecated. Not all kubelets will set this field. Remove field after 1.13.
  // see: https://issues.k8s.io/61966

- [`KT-61727`](https://youtrack.jetbrains.com/issue/KT-61727) Scripts: Maven artifacts resolution is slow


## 1.9.20

### Analysis. API

#### New Features

- [`KT-58834`](https://youtrack.jetbrains.com/issue/KT-58834) Analysis API: Add source shadowing feature to resolve extensions

#### Performance Improvements

* Add translation to Portuguese for [History, Design and Future - História, Design e Futuro](https://fastapi.tiangolo.com/pt/history-design-future/). PR [#1249](https://github.com/tiangolo/fastapi/pull/1249) by [@marcosmmb](https://github.com/marcosmmb).