openstack: Remove docs note about addresses 10 and 11 being reserved

Neutron is not reserving those addresses by default, and neither does
Installer as far as I can tell.

Author: pierreprinetti

docs/user/openstack/customization.md

@@ -31,8 +31,8 @@ Beyond the [platform-agnostic `install-config.yaml` properties](../customization
 * `trunkSupport` (deprecated string): Whether OpenStack ports can be trunked (`1` for true or `0` for false)
 * `clusterOSImage` (optional string): Either a URL with `http(s)` or `file` scheme to override the default OS image for cluster nodes or an existing Glance image name.
 * `clusterOSImageProperties` (optional list of strings): a list of properties to be added to the installer-uploaded ClusterOSImage in Glance. The default is to not set any properties. `clusterOSImageProperties` is ignored when `clusterOSImage` points to an existing image in Glance.
-* `apiVIPs` (optional array of strings): IP address on the machineNetwork that will be assigned to the API VIP. If more than one are set, it must be one IPv4 and one IPv6. Note that the `10` and `11` of the machineNetwork are reserverd for Neutron for DHCP by default.
-* `ingressVIPs` (optional array of strings): IP address on the machineNetwork that will be assigned to the ingress VIP. If more than one are set, it must be one IPv4 and one IPv6. Note that the `10` and `11` of the machineNetwork are reserverd by Neutron for DHCP by default.
+* `apiVIPs` (optional array of strings): IP address on the machineNetwork that will be assigned to the API VIP. If more than one are set, it must be one IPv4 and one IPv6.
+* `ingressVIPs` (optional array of strings): IP address on the machineNetwork that will be assigned to the ingress VIP. If more than one are set, it must be one IPv4 and one IPv6.
 * `controlPlanePort` (optional object): the UUID and/or Name of an OpenStack Network and its Subnets where to install the nodes of the cluster onto. For more information on how to install with a custom subnet, see the [custom subnets](#custom-subnets) section of the docs.
 * `defaultMachinePlatform` (optional object): Default [OpenStack-specific machine pool properties](#machine-pools) which apply to [machine pools](../customization.md#machine-pools) that do not define their own OpenStack-specific properties.