Merge pull request #86918 from openshift-cherrypick-robot/cherry-pick-86778-to-enterprise-4.15

[enterprise-4.15] OSDOCS-9444 changed 3 to F in installation-network-user-infra file

Author: opayne1

modules/installation-network-user-infra.adoc

@@ -229,7 +229,7 @@ Identifier (OUI) allocation ranges:
 * `00:05:69:00:00:00` to `00:05:69:FF:FF:FF`
 * `00:0c:29:00:00:00` to `00:0c:29:FF:FF:FF`
 * `00:1c:14:00:00:00` to `00:1c:14:FF:FF:FF`
-* `00:50:56:00:00:00` to `00:50:56:3F:FF:FF`
+* `00:50:56:00:00:00` to `00:50:56:FF:FF:FF`
 
 If a MAC address outside the VMware OUI is used, the cluster installation will
 not succeed.