backport: retry restarting HNS (#3529, #3540)#3563

rbtr merged 1 commit intorelease/v1.5Azure/azure-container-networking:release/v1.5from

backport/v1.5/hns-restart-fixAzure/azure-container-networking:backport/v1.5/hns-restart-fixCopy head branch name to clipboard