Migrate away from google.com gcp project k8s-testimages

[cpanato]

What type of PR is this? /kind cleanup

What this PR does / why we need it:

• Migrate away from google.com gcp project k8s-testimages
• format indentation
• also match the same golang version that is used in the project

Related to https://github.com/kubernetes/k8s.io/issues/1523

/assign @ameukam @dims @justinsb

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 #

Does this PR introduce a user-facing change?:

NONE

[k8s-ci-robot]

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[dims]

/approve /lgtm

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: dims

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