🐛 Support empty AgentInstallNamespace for template-type addons#337

zhujian7 wants to merge 2 commits intoopen-cluster-management-io:mainopen-cluster-management-io/addon-framework:mainfrom

zhujian7:fix-template-namespace-resolutionzhujian7/addon-framework:fix-template-namespace-resolutionCopy head branch name to clipboard