Update version to v0.16 in hugo.yaml#476

xuezhaojun merged 1 commit intoopen-cluster-management-io:v0.16open-cluster-management-io/open-cluster-management-io.github.io:v0.16from

xuezhaojun:add-release-tabxuezhaojun/open-cluster-management-io.github.io:add-release-tabCopy head branch name to clipboard