ccm: recognize InstanceNotFound from InstanceID

[justinsb]

Otherwise we won't actually delete Nodes in this code path.

NONE

[justinsb]

This is the ccm case (less critical) of #64367

[justinsb]

/retest

[dims]

/test pull-kubernetes-e2e-kops-aws

/status approved-for-milestone

[dims]

/assign @luxas
/assign @andrewsykim

[k8s-github-robot]

[MILESTONENOTIFIER] Milestone Pull Request: Up-to-date for process

@andrewsykim @justinsb @luxas

Pull Request Labels

• sig/aws: Pull Request will be escalated to these SIGs if needed.
• priority/critical-urgent: Never automatically move pull request out of a release milestone; continually escalate to contributor and SIG through all available channels.
• kind/bug: Fixes a bug discovered during the current release.

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[andrewsykim]

/approve
/lgtm

thanks @justinsb!

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: andrewsykim, justinsb

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[k8s-github-robot]

/test all [submit-queue is verifying that this PR is safe to merge]

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