refactor: update namespace sync configuration to use label selector#1408

jimmidyson wants to merge 2 commits intomainnutanix-cloud-native/cluster-api-runtime-extensions-nutanix:mainfrom

jimmi/namespacesync-refactornutanix-cloud-native/cluster-api-runtime-extensions-nutanix:jimmi/namespacesync-refactorCopy head branch name to clipboard