SIG etcd: Leadership Change

### SIG/WG name:

SIG etcd

### Onboarding Lead(s):

jberkus

### Offboarding Lead(s):

jmhbnz

### Link to discussion:

* https://groups.google.com/a/kubernetes.io/g/dev/c/UBg4jg79Kyk
* https://github.com/etcd-io/etcd/issues/21565

### Prerequisites for new leads:

- [x] Are a [Kubernetes Org member](https://git.k8s.io/community/community-membership.md)
- [x] Have completed the [Inclusive Open Source Community Orientation course](https://training.linuxfoundation.org/training/inclusive-open-source-community-orientation-lfc102/)

### Onboarding / Offboarding tasks:

- [x] Updated [sigs.yaml](https://git.k8s.io/community/sigs.yaml) and associated [generated files](https://git.k8s.io/community/generator) (ran `make`). **NOTE:** If offboarding, remember to add to emeritus. - https://github.com/kubernetes/community/pull/8974
- [ ] Updated [OWNERS_ALIASES](https://git.k8s.io/org/OWNERS_ALIASES) in [kubernetes/org](https://git.k8s.io/org/). - https://github.com/kubernetes/org/pull/6340
- [ ] Updated [milestone maintainers team](https://git.k8s.io/org/config/kubernetes/sig-release/teams.yaml) in [kubernetes/org](https://git.k8s.io/org/).
- [ ] Checked for and updated any other potential teams in [kubernetes/org](https://git.k8s.io/org/).
- [x] Updated [OWNERS_ALIASES](https://git.k8s.io/enhancements/OWNERS_ALIASES) in [kubernetes/enhancements](https://github.com/kubernetes/enhancements). - https://github.com/kubernetes/enhancements/pull/6045
- [ ] Updated [OWNERS_ALIASES](https://git.k8s.io/k8s.io/OWNERS_ALIASES) in [kubernetes/k8s.io](https://git.k8s.io/k8s.io/). - https://github.com/kubernetes/k8s.io/pull/9418
- [ ] Updated feature-approvers in [OWNERS_ALIASES](https://git.k8s.io/kubernetes/OWNERS_ALIASES) in [kubernetes/kubernetes](https://github.com/kubernetes/kubernetes) (when applicable)
- [ ] Updated [membership](https://git.k8s.io/k8s.io//groups/groups.yaml) of the [leads mailing list](https://groups.google.com/a/kubernetes.io/g/leads)
- [ ] Updated membership for any other [mailing list / groups](https://git.k8s.io/k8s.io//groups/).
- [ ] Added to `#chairs-and-techleads` slack channel.
- [ ] Updated ownership of group leads mailing list.
- [ ] Updated ownership of group mailing list.
- [ ] Updated ownership of group calendar.
- [ ] Updated access/teams in 1password. (Contact ContribEx leads to complete)
- [ ] Update permissions for the corresponding Youtube playlists. (Contact [YouTube moderators](https://github.com/kubernetes/community/blob/master/communication/moderators.md#youtube-channel))

### Additional information:

_No response_

### Labels:

_No response_

Start with the unchecked onboarding and offboarding tasks in this issue, especially sigs.yaml, the generated files, OWNERS_ALIASES, and the referenced kubernetes/org and kubernetes/k8s.io configuration. Review the linked discussion and existing pull requests before making changes; done means the applicable memberships, ownership, team, mailing-list, calendar, and access updates are completed and linked here.

Written by the indexing model from the issue text.