Update references-regions-zones-infrastructure-vsphere.adoc

Update references-regions-zones-infrastructure-vsphere.
Since multiple vCenter configurations have reached GA in OCP 4.18, the TP designation should be removed.

Author: kchawlani19

modules/references-regions-zones-infrastructure-vsphere.adoc

@@ -13,7 +13,7 @@ The following table lists mandatory parameters for defining multiple regions and
 |===
 |Parameter | Description
 
-|`vcenters` | The vCenter servers for your {product-title} cluster. You can specify either a single vCenter, or up to 3 vCenters, which is currently a Technology Preview feature.
+|`vcenters` | The vCenter servers for your {product-title} cluster. You can specify either a single vCenter, or up to 3 vCenters.
 |`datacenters` | vCenter data centers where VMs associated with the {product-title} cluster will be created or presently exist.
 |`port` | The TCP port of the vCenter server.
 |`server` | The fully qualified domain name (FQDN) of the vCenter server.