Remove `(see NFS mounts)` as link no longer exists
Remove `(see NFS mounts)` as link no longer exists

Fixes #12898

Correct documentation for macOS as Hyperkit is not supported on Linux.

Before:
HyperKit | Linux | Unsupported | (see NFS mounts) |

After:
HyperKit | macOS | Unsupported | |
kubernetes/minikube,kubernetes/minikube,kubernetes/minikube,kubernetes/minikube,kubernetes/minikube,kubernetes/minikube,kubernetes/minikube