Automatic merge from submit-queue (batch tested with PRs 58547, 57228, 58528, 58499, 58618). 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>. Remove getOldSecurityGroupName() from OpenStack cloud provider Related to #53764 The getOldSecurityGroupName() is used to get the old security group name, we can remove it now. **What this PR does / why we need it**: #53764 **Release note**: ```release-note NONE ```