Update modules/installation/proc-deploy-rhdh-instance-gke.adoc

Co-authored-by: Heena Manwani <[email protected]>

Author: Gerry-Forde

modules/installation/proc-deploy-rhdh-instance-gke.adoc

@@ -12,7 +12,7 @@
 * You have installed `kubectl`. For more information, see https://kubernetes.io/docs/tasks/tools/#kubectl[Install kubetl].
 
 * You have configured a domain name for your {product-short} instance.
-* You have reserved a static external Premium IPv4 Global IP address that is not attached to any VM. For more information see https://cloud.google.com/vpc/docs/reserve-static-external-ip-address#reserve_new_static[Reserve a new static external IP address]
+* You have reserved a static external Premium IPv4 Global IP address that is not attached to any virtual machine (VM). For more information see https://cloud.google.com/vpc/docs/reserve-static-external-ip-address#reserve_new_static[Reserve a new static external IP address]
 * You have configured the DNS records for your domain name to point to the IP address that have reseved. 
 +
 [NOTE]