Code Hygiene - glog to klog

[chrislovecnm]

Cleaning house a bit and changing the work 'glog' to 'klog' in
a few places.

What this PR does / why we need it:

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #

Special notes for your reviewer:

Please confirm that if this PR changes any image versions, then that's the sole change this PR makes.

Release note:

[k8s-ci-robot]

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[detiber]

/lgtm

[chrislovecnm]

@detiber @dims PTAL

[dims]

/approve
/lgtm

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: chrislovecnm, detiber, dims

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