minikube: fix symlink
minikube: fix symlink

Let's create the symlink one directory above dataDirHostPath so that
chown won't complain that this is a symlink.

Closes: https://github.com/rook/rook/issues/3529
Signed-off-by: Sébastien Han <62d754cc350e84d3b1c32ae79f976f5348e74a40@redhat.com>

rook/rook,rook/rook,rook/rook,rook/rook,rook/nfs,rook/rook,rook/nfs,rook/nfs