Merge pull request #76750 from skopacz1/OCPBUGS-29306

OCPBUGS#29306: Agent validation check correction

Author: skopacz1

modules/validations-before-agent-iso-creation.adoc

@@ -12,7 +12,6 @@ is created.
 .`install-config.yaml`
 
 * `baremetal`, `vsphere` and `none` platforms are supported.
-* If `none` is used as a platform, the number of control plane replicas must be `1` and the total number of worker replicas must be `0`.
 * The `networkType` parameter must be `OVNKubernetes` in the case of `none` platform.
 * `apiVIPs` and `ingressVIPs` parameters must be set for bare metal and vSphere platforms.
 * Some host-specific fields in the bare metal platform configuration that have equivalents in `agent-config.yaml` file are ignored. A warning message is logged if these fields are set.