add testing cleanup hook for createTestProfile
add testing cleanup hook for createTestProfile

T.cleanup() is introduced since go-1.14

Signed-off-by: Li Zhijian <77612007ee711fb02c065264d15511c027ff1ff7@cn.fujitsu.com>

dalehamel/minikube,warmchang/minikube,warmchang/minikube,kubernetes/minikube,warmchang/minikube,warmchang/minikube,kubernetes/minikube,kubernetes/minikube,dalehamel/minikube,warmchang/minikube,dalehamel/minikube,warmchang/minikube,warmchang/minikube,kubernetes/minikube,kubernetes/minikube,kubernetes/minikube,kubernetes/minikube