BZ-2061452: Removing removed annotation in favor of using priority class

Author: bergerhoffer

modules/psap-special-resource-operator-using-configmaps.adoc

@@ -141,14 +141,10 @@ spec:
       app: {{.Values.specialresource.metadata.name}}-{{.Values.groupName.driverContainer}}
   template:
     metadata:
-      # Mark this pod as a critical add-on; when enabled, the critical add-on scheduler
-      # reserves resources for critical add-on pods so that they can be rescheduled after
-      # a failure.  This annotation works in tandem with the toleration below.
-      annotations:
-        scheduler.alpha.kubernetes.io/critical-pod: ""
       labels:
         app: {{.Values.specialresource.metadata.name}}-{{.Values.groupName.driverContainer}}
     spec:
+      priorityClassName: system-node-critical
       serviceAccount: {{.Values.specialresource.metadata.name}}-{{.Values.groupName.driverContainer}}
       serviceAccountName: {{.Values.specialresource.metadata.name}}-{{.Values.groupName.driverContainer}}
       containers:
@@ -280,7 +276,7 @@ To remove the simple-kmod kernel module from the node, delete the simple-kmod `S
 
 .Verification
 
-The `simple-kmod` resources are deployed in the `simple-kmod` namespace as specified in the object manifest. After a short time, the build pod for the `simple-kmod` driver container starts running. The build completes after a few minutes, and then the driver container pods start running. 
+The `simple-kmod` resources are deployed in the `simple-kmod` namespace as specified in the object manifest. After a short time, the build pod for the `simple-kmod` driver container starts running. The build completes after a few minutes, and then the driver container pods start running.
 
 . Use `oc get pods` command to display the status of the build pods:
 +
@@ -322,4 +318,4 @@ simple_kmod            16384  0
 [TIP]
 ====
 The `sro_kind_completed_info` SRO Prometheus metric provides information about the status of the different objects being deployed, which can be useful to troubleshoot SRO CR installations. The SRO also provides other types of metrics that you can use to watch the health of your environment.
-====
+====

modules/psap-special-resource-operator-using-crd.adoc

@@ -175,11 +175,10 @@ spec:
                                     app: {{ printf "%s-%s" .Values.specialResourceModule.metadata.name .Values.kernelFullVersion | replace "." "-" | replace "_" "-" | trunc 63 }}
                             template:
                                 metadata:
-                                    annotations:
-                                        scheduler.alpha.kubernetes.io/critical-pod: ""
                                     labels:
                                         app: {{ printf "%s-%s" .Values.specialResourceModule.metadata.name .Values.kernelFullVersion | replace "." "-" | replace "_" "-" | trunc 63 }}
                                 spec:
+                                    priorityClassName: system-node-critical
                                     serviceAccount: {{.Values.specialResourceModule.metadata.name}}
                                     serviceAccountName: {{.Values.specialResourceModule.metadata.name}}
                                     containers: