chore: Add comments on calls to kubeClient Update()

[jonathan-innis]

Fixes #N/A

Description

Add some additional comments on locations that we call kubeClient.Update()

How was this change tested?

make presubmit

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jonathan-innis

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[fmuyassarov]

LGTM

[coveralls]

Pull Request Test Coverage Report for Build 8404293458

Details

• 4 of 6 (66.67%) changed or added relevant lines in 2 files are covered.
• 5 unchanged lines in 1 file lost coverage.
• Overall coverage increased (+0.03%) to 79.003%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
pkg/controllers/nodeclaim/disruption/controller.go	1	3	33.33%

Files with Coverage Reduction	New Missed Lines	%
pkg/controllers/nodeclaim/disruption/controller.go	5	59.02%

Totals
Change from base Build 8397548343:	0.03%
Covered Lines:	8270
Relevant Lines:	10468

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💛 - Coveralls

[engedaam]

/lgtm