remove sno restriction ibm p/z

Author: SNiemann15

modules/assisted-installer-using-the-assisted-installer.adoc

@@ -35,12 +35,7 @@ The {ai-full} provides installation functionality as a service. This software-as
 The {ai-full} supports installing {product-title} on premises in a connected environment, including with an optional HTTP/S proxy. It can install the following:
 
 * Highly available {product-title} or Single Node OpenShift (SNO)
-+
-[NOTE]
-====
-SNO is not supported on {ibmzProductName} and {ibmpowerProductName}.
-====
-+
+
 * {product-title} on bare metal, Nutanix, or vSphere with full platform integration, or other virtualization platforms without integration
 * Optionally {VirtProductName} and {rh-storage} (formerly OpenShift Container Storage)