Adding resource ipset

[jstoja]

I cannot create the wiki page for it, but it works like this:

resource "nsx_ipset" "enterprise" {
  name  = "Enterprise IPs"
  scopeid = "globalroot-0"
  value = "192.168.200.1,192.168.200.0/24, 192.168.200.1-192.168.200.24"
}

[jstoja]

@grubert65 If you need anything to merge it, just tell me