minikube from home:tlusk:kubectl project

需要 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:tlusk:kubectl/15.6/home:tlusk:kubectl.repo
zypper refresh
zypper install minikube

需要 15.5 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:tlusk:kubectl/15.5/home:tlusk:kubectl.repo
zypper refresh
zypper install minikube

需要 15.4 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:tlusk:kubectl/15.4/home:tlusk:kubectl.repo
zypper refresh
zypper install minikube