Prints the PKI Hub version.
clusterctl versionFor example, after installing or upgrading PKI Hub to version 1.2.0.
$ sudo clusterctl versionPKI Hub release 1.2.0Installation mode: prod-modeWhen PKI Hub is not installed, the command specifies "cluster not installed" in the installation mode.
$ sudo clusterctl versionPKI Hub release 1.2.0Installation mode: cluster not installed