
Automatic merge from submit-queue (batch tested with PRs 54556, 55379, 55881, 55891, 55705). 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>. Ensure config file exists before loading configuration in imagePolicyWebhook **What this PR does / why we need it**: ensure config file exists before loading configuration in imagePolicyWebhook **Which issue(s) this PR fixes** Fixes #55378 **Release note**: ```release-note NONE ```