Fix failed to cache resources if group version not found

[wansir]

What type of PR is this?

/kind bug

What this PR does / why we need it:

If some required CRDs are missing, the resource cache will fail to start.

Does this PR introduced a user-facing change?

None

[ks-ci-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: wansir

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[iawia002]

/lgtm

[ks-ci-bot]

LGTM label has been added.

Git tree hash: 033b7f93ea2c6a5088fbd826eab62aa7c3091869

[wansir]

/cherry-pick release-3.3

[ks-ci-bot]

@wansir: #5408 failed to apply on top of branch "release-3.3":

Applying: Fix failed to cache resources if group version not found
Using index info to reconstruct a base tree...
M	pkg/apiserver/apiserver.go
Falling back to patching base and 3-way merge...
Auto-merging pkg/apiserver/apiserver.go
CONFLICT (content): Merge conflict in pkg/apiserver/apiserver.go
error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Patch failed at 0001 Fix failed to cache resources if group version not found
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".

In response to this:

/cherry-pick release-3.3

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[ks-ci-bot]

@wansir: new issue created for failed cherrypick: #5460

In response to this:

/cherry-pick release-3.3

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.