This is a request to update the ACM documentation for HCP OpenShift virt for the new features landing in 4.15 (ACM 2.10 / MCE 2.5)

For ACM 2.9, the HCP OpenShift Virt documentation is located here, https://access.redhat.com/documentation/en-us/red_hat_advanced_cluster_management_for_kubernetes/2.9/html/clusters/cluster_mce_overview#hosted-control-planes-manage-kubevirt 

We want to update that document with new sections that cover 3 new features.

• Network Configuration (how to add additional networks to NodePools)
• CPU Performance (how to guarantee dedicated cpu resources for NodePools)
• VM NodeSelectors (how to influence where VMs are scheduled for a NodePool)

This content is being merged into the hypershift upstream docs in this PR. https://github.com/openshift/hypershift/pull/3464. The content in that PR needs to be added to our official ACM documentation for the upcoming ACM 2.10 release.