Repeated err judgment in integration test

[chymy]

What type of PR is this?
/kind cleanup

What this PR does / why we need it:
e.g.:
Repeat the code below:

kubernetes/test/integration/namespace/ns_conditions_test.go

Line 148 in 35bc0fb

if err != nil {

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

NONE

Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.:

[k8s-ci-robot]

@chymy: This issue is currently awaiting triage.

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[k8s-ci-robot]

Hi @chymy. Thanks for your PR.

I'm waiting for a kubernetes member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[chymy]

/assign @aojea
Thanks.

[aojea]

/ok-to-test
/lgtm
/assign @wojtek-t @deads2k
probably leftovers from a refactor?

[wojtek-t]

/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: chymy, wojtek-t

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• test/OWNERS [wojtek-t]

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[aojea]

@chymy there is a problem with the formatting

Run ./hack/update-gofmt.sh

[chymy]

@chymy there is a problem with the formatting

Run ./hack/update-gofmt.sh

Thanks, fixed.

[pandaamanda]

/retest

[aojea]

/lgtm

[fejta-bot]

/retest
This bot automatically retries jobs that failed/flaked on approved PRs (send feedback to fejta).

Review the full test history for this PR.

Silence the bot with an /lgtm cancel or /hold comment for consistent failures.

[chymy]

/test pull-kubernetes-integration

[chymy]

/test pull-kubernetes-integration

[chymy]

/retest

[chymy]

/retest

[chymy]

/retest

[chymy]

/test pull-kubernetes-conformance-kind-ga-only-parallel

[249043822]

/lgtm