OCPBUGSM-42704: Update docs for SNO deployments

Author: Lisa Pettyjohn

modules/persistent-storage-local-install.adoc

@@ -31,7 +31,18 @@ To block the Local Storage Operator from inheriting the cluster-wide default sel
 +
 [source,terminal]
 ----
-$ oc annotate project openshift-local-storage openshift.io/node-selector=''
+$ oc annotate namespace openshift-local-storage openshift.io/node-selector=''
+----
+
+. Optional: Allow local storage to run on the management pool of CPUs in single-node deployment.
++
+Use the Local Storage Operator in single-node deployments and allow the use of CPUs that belong to the `managment` pool. Perform this step on single-node installations that use management workload partitioning.
++
+To allow Local Storage Operator to run on the management CPU pool, run following commands:
++
+[source,terminal]
+----
+$ oc annotate namespace openshift-local-storage workload.openshift.io/allowed='management'
 ----
 
 .From the UI