feat: add support for Kubernetes 1.17.7

[mboersma]

Reason for Change:
See https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.17.md#changelog-since-v1176

Issue Fixed:

Requirements:

• Kubernetes artifacts built and pushed by Azure Pipelines
• uses conventional commit messages
• includes documentation
• adds unit tests
• tested upgrade from previous version

Notes:

[mboersma]

/hold

This has a temporary testing commit that should be discarded once it passes.

[codecov]

Codecov Report

Merging #3499 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #3499   +/-   ##
=======================================
  Coverage   73.15%   73.15%           
=======================================
  Files         147      147           
  Lines       25049    25049           
=======================================
  Hits        18324    18324           
  Misses       5591     5591           
  Partials     1134     1134           

Impacted Files	Coverage Δ
pkg/api/common/versions.go	96.84% <ø> (ø)

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[mboersma]

This passed CI, so I'll strip off the temp commit and it should be ready for review.

[mboersma]

/hold cancel

[jackfrancis]

/lgtm

[acs-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jackfrancis, mboersma

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• OWNERS [jackfrancis,mboersma]

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[acs-bot]

New changes are detected. LGTM label has been removed.