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>. Wait for bound pvc metric updated before validating **What this PR does / why we need it**: We should wait for both bound pv and pvc metrics updated before validating the metric values(Currently we only wait for bound pv metric updated). **Release note**: ```release-note NONE ``` /sig storage