Automatic merge from submit-queue (batch tested with PRs 51438, 52182, 51607, 47912, 51595). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>..

Add api-extra-args support to the kubernetes-master juju layer

**What this PR does / why we need it**: It adds api-extra-args config option to the kubernetes-master juju layer

**Which issue this PR fixes**: fixes #46778

**Special notes for your reviewer**:


```release-note
Add api-extra-args support to the kubernetes-master juju layer
```