Automatic merge from submit-queue (batch tested with PRs 53228, 53232, 53353). 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>.

Remove swagger 1.2 validation

**What this PR does / why we need it**:
Removes dependency on swagger 1.2 for validation. Always uses openapi.

cc @mbohlool 

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #44589

**Special notes for your reviewer**:

**Release note**:
```release-note
Kubectl: Remove swagger 1.2 validation. Also removes options `--use-openapi` and `--schema-cache-dir` as these are no longer needed.
```