fix values files for direct privileged method

Author: ppalucki

deployment/pcm/README.md

@@ -43,7 +43,7 @@ helm install pcm .
 
 #### Direct privileged method
 ```
-helm upgrade --install pcm . --set privileged=true -f values-metal.yaml -f values-direct.yaml
+helm install pcm . -f values-direct-privileged.yaml
 ```
 
 #### Node-feature-discovery + Prometheus podMonitor