* fix typo  ([#59619](https://github.com/kubernetes/kubernetes/pull/59619), [@jianliao82](https://github.com/jianliao82))
    * incase -> in case
    * selction -> selection
* Implement envelope service with gRPC, so that KMS providers can be pulled out from API server. ([#55684](https://github.com/kubernetes/kubernetes/pull/55684), [@wu-qiang](https://github.com/wu-qiang))

* Use separate client for leader election in scheduler to avoid starving leader election by regular scheduler operations. ([#53793](https://github.com/kubernetes/kubernetes/pull/53793), [@wojtek-t](https://github.com/wojtek-t))

 - For all kinds in the API group version, a spec.selector default value is no longer
 available, because it's incompatible with `kubectl
 apply` and strategic merge patch. You must explicitly set the spec.selector value
 in your manifest. An object with a spec.selector value that does not match the labels in
 its spec.template is invalid.

 - Selector mutation is disabled for all kinds in the

### API Change

* apply: fix detection of non-dry-run enabled servers ([#71854](https://github.com/kubernetes/kubernetes/pull/71854), [@apelisse](https://github.com/apelisse))
* Scheduler only activates unschedulable pods if node's scheduling related properties change. ([#71551](https://github.com/kubernetes/kubernetes/pull/71551), [@mlmhl](https://github.com/mlmhl))

- Kubernetes components that perform leader election now only support using `Leases` for this. ([#114055](https://github.com/kubernetes/kubernetes/pull/114055), [@aimuz](https://github.com/aimuz))

-->
```release-note

```

#### Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.:

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  graceful shutdown (even if it's the only/last one). ([#116685](https://github.com/kubernetes/kubernetes/pull/116685), [@nayihz](https://github.com/nayihz))
- `kubeadm:` fixed a bug where the static pod changes detection logic is inconsistent
  with kubelet. ([#118069](https://github.com/kubernetes/kubernetes/pull/118069), [@SataQiu](https://github.com/SataQiu))