Merge pull request #56056 from xenolinux/unsupported-remove

OCPBUGS#7560: Remove the invalid note

Author: kelbrown20

updating/updating-hardware-on-nodes-running-on-vsphere.adoc

@@ -10,11 +10,6 @@ You must ensure that your nodes running in vSphere are running on the hardware v
 
 You can update your virtual hardware immediately or schedule an update in vCenter.
 
-[IMPORTANT]
-====
-Using hardware version 13 for your cluster nodes running on vSphere is now deprecated. This version is still fully supported, but support will be removed in a future version of {product-title}. Hardware version 15 is now the default for vSphere virtual machines in {product-title}.
-====
-
 [id="updating-virtual-hardware-on-vsphere_{context}"]
 == Updating virtual hardware on vSphere