228b7d5d53
Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>. Add kubeproxyconfig round trip test **What this PR does / why we need it**: This is a follow-up of https://github.com/kubernetes/kubernetes/pull/55961. **Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*: ref: #55959 **Special notes for your reviewer**: /cc @luxas @mtaufen @ncdc **Release note**: ```release-note NONE ```