Fix app notification toggle

Test: CTS Verifier 'Notification Listener Test'
Bug: 222372861
Change-Id: I060b8b9bf7b749736596676a3d98cd609dc65846
diff --git a/src/com/android/settings/notification/app/NotificationSettings.java b/src/com/android/settings/notification/app/NotificationSettings.java
index 9dc0b59..afc9a66 100644
--- a/src/com/android/settings/notification/app/NotificationSettings.java
+++ b/src/com/android/settings/notification/app/NotificationSettings.java
@@ -362,7 +362,8 @@
                 final String p = packages[i];
                 if (pkg.equals(p)) {
                     try {
-                        return mPm.getPackageInfo(pkg, PackageManager.GET_SIGNATURES);
+                        return mPm.getPackageInfo(pkg, PackageManager.GET_SIGNATURES
+                                | PackageManager.GET_PERMISSIONS);
                     } catch (NameNotFoundException e) {
                         Log.w(TAG, "Failed to load package " + pkg, e);
                     }