Add policy disabled msg as empty views in zenmode related fragments.

Change-Id: I0d7489d2884ffd5c227a37a638d560bf033f5cd9

src/com/android/settings/notification/ZenModeAutomationSettings.java

@@ -81,6 +81,9 @@ public class ZenModeAutomationSettings extends ZenModeSettingsBase {
     @Override
     public void onResume() {
         super.onResume();
+        if (isUiRestricted()) {
+            return;
+        }
         updateControls();
     }