Add a statement to explicitly explain that ARO does not support windows worknodes/workloads

Author: rafaelguerra01

articles/openshift/openshift-service-definitions.md

@@ -230,6 +230,7 @@ Azure Red Hat OpenShift runs on OpenShift 4 and uses the CRI-O implementation of
 ### Operating system
 
 Azure Red Hat OpenShift runs on OpenShift 4 using Red Hat Enterprise Linux CoreOS (RHCOS) as the operating system for all control plane and worker nodes.
+Windows workloads are not supported on Azure OpenShift as the platform does not currently support Windows worker nodes.
 
 ### Kubernetes operator support
 
@@ -256,4 +257,4 @@ For details about Azure Red Hat OpenShift’s regulatory compliance certificatio
 
 ## Next Steps
 
-For more information, see the [support policies](support-policies-v4.md) documentation.
+For more information, see the [support policies](support-policies-v4.md) documentation.