v0.6.0

Change Log
* updated dependencies for Cluster API version 1.4
* updated dependencies for Kubernetes version 1.26
* change module name to sigs.k8s.io/cluster-api-provider-kubemark
* alignment of flags with main cluster-api project
* update the default kubemark image to use quay.io/cluster-api-provider-kubemark/kubemark
* cleanup of capd template