#8325 Adds kubeapi linter to the project

[kkawka]

What type of PR is this?

/kind cleanup

What this PR does / why we need it:

It adds kube-api linter to the VPA.
It fixes some of the issue pointed by the linter.

Which issue(s) this PR fixes:

8325 - Add kube-api-linter to VPA project

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?

N/A

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

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: kkawka / name: Kamil Kawka (0037665, 50dc876)

[k8s-ci-robot]

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[k8s-ci-robot]

Hi @kkawka. Thanks for your PR.

I'm waiting for a github.com member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[kkawka]

It is my first PR to the project. I'm open to any suggestions.

[kkawka]

I completed the CLA yesterday. I do not understand why it is still on red.

[adrianmoisey]

I completed the CLA yesterday. I do not understand why it is still on red.

I believe that https://linuxfoundation.atlassian.net/wiki/spaces/LP/pages/160923756/Missing+ID+on+Commit+but+I+have+an+agreement+on+file explains the issue

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: kkawka
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