1. Proposed title of this feature request
   node feature discovery - possibility to add priorityclasses
2. What is the nature and description of the request?
   As with other operators, add the possibility to modify the pod's priorityclasses
3.  Why does the customer need this? (List the business requirements here)
   The feature is required to run with the same priority as other system applications to make sure they run with higher priority than workload pods.

4. List any affected packages or components.