fix: enable require-error rule from testifylint

[mmorel-35]

This fixes require-error rule from testifylint

Related to #18719

[k8s-ci-robot]

Hi @mmorel-35. Thanks for your PR.

I'm waiting for a etcd-io 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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[mmorel-35]

/assign @serathius

[codecov-commenter]

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 68.77%. Comparing base (6883308) to head (68339ca).
Report is 4 commits behind head on main.

❗ Current head 68339ca differs from pull request most recent head 5858a08

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Additional details and impacted files

see 28 files with indirect coverage changes

@@            Coverage Diff             @@
##             main   #18814      +/-   ##
==========================================
+ Coverage   68.75%   68.77%   +0.01%     
==========================================
  Files         420      420              
  Lines       35522    35522              
==========================================
+ Hits        24422    24429       +7     
+ Misses       9669     9661       -8     
- Partials     1431     1432       +1     

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[ivanvc]

/ok-to-test

[ivanvc]

/retest

[mmorel-35]

/retest

[mmorel-35]

/assign @ahrtr

[ivanvc]

This PR is a bit long, but it LGTM nonetheless. Thanks, @mmorel-35.

[ahrtr]

LGTM

Thank you!

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ahrtr, ivanvc, mmorel-35

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