OCPBUGS:48509 Configuring Linux cgroup docs are referencing to enabled psi which has been disabled with 4.16.7

Author: Michael Burke

modules/nodes-clusters-cgroups-2.adoc

@@ -168,11 +168,10 @@ spec:
   kernelArguments:
     systemd_unified_cgroup_hierarchy=1 <1>
     cgroup_no_v1="all" <2>
-    psi=1 <3>
+    psi=0
 ----
 <1> Enables cgroup v2 in systemd.
 <2> Disables cgroup v1.
-<3> Enables the Linux Pressure Stall Information (PSI) feature.
 +
 endif::nodes[]
 .Example output for cgroup v1