Prune inactive owners from cmd/kube-controller-manager/OWNERS.

[mrbobbytables]

What type of PR is this?

/kind cleanup

Which issue(s) this PR fixes:

This is part of a larger cleanup of inactive owners.

OWNERS removed had no activity from January 1st, 2018 to September 1st, 2019.

For more information on this clean up, see the below links:

• Tracking Issue: Find folks who have not been active in the past year in OWNERS files #76269
• Kubernetes-dev mailing list announcement

Special notes for your reviewer:

Assigning all approvers for review

/assign deads2k lavalamp mikedanese sttts

Does this PR introduce a user-facing change?:

NONE

/sig contributor-experience
/priority important-soon

[lavalamp]

/lgtm
/approve

/hold

for comments; feel free to unhold after sufficient time.

I think it would be good to @ mention all those removed in this PR?

[mrbobbytables]

I think it would be good to @ mention all those removed in this PR?

They were @ mentioned in the the original tracking thread (although it's been edited to just point to the updated list). Will @ mention below:

249043822 - is not currently an org member / not assignable

for notification ack:
@dalanlan @ddysher @fgrzadkowski @ghodss @girishkalele @goltermann @jdef @jszczepkowski @markturansky @mfanjie

[mrbobbytables]

/retest

[lavalamp]

/lgtm
/approve

[lavalamp]

/hold cancel

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: lavalamp, mrbobbytables

The full list of commands accepted by this bot can be found here.

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Needs approval from an approver in each of these files:

• cmd/kube-controller-manager/OWNERS [lavalamp]

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