Don't disable DND permission settings for apps that have disabled NLS

ZenAccessController.getPackagesRequestingNotificationPolicyAccess
was including disabled packages.
We change this behavior to exclude any disabled package

Test: make -j64 RunSettingsRoboTests ROBOTEST_FILTER="com.android.settings.applications.specialaccess.zenaccess.ZenAccessControllerTest"
Change-Id: I354b8f0bdbf602d1f35233d5003ce09f01df3cb2
Fix: 141318822

src/com/android/settings/applications/specialaccess/zenaccess/ZenAccessController.java

@@ -70,7 +70,9 @@ public class ZenAccessController extends BasePreferenceController {
             final List<PackageInfo> pkgs = list.getList();
             if (pkgs != null) {
                 for (PackageInfo info : pkgs) {
-                    requestingPackages.add(info.packageName);
+                    if (info.applicationInfo.enabled) {
+                        requestingPackages.add(info.packageName);
+                    }
                 }
             }
         } catch (RemoteException e) {

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

@@ -114,7 +114,6 @@ public class ZenAccessSettings extends EmptyTextSettings implements
         }
         ArraySet<String> autoApproved = new ArraySet<>();
         autoApproved.addAll(mNoMan.getEnabledNotificationListenerPackages());
-        requesting.addAll(autoApproved);
         Collections.sort(apps, new PackageItemInfo.DisplayNameComparator(mPkgMan));
         for (ApplicationInfo app : apps) {
             final String pkg = app.packageName;