vendor: Add new playstore permission

New white-listed permission is needed for com.android.vending package.

Change-Id: I61a82610c4efb6d8a7f6066fb445bc2a55668bc8
diff --git a/prebuilt/etc/permissions/privapp-permissions-elgoog.xml b/prebuilt/etc/permissions/privapp-permissions-elgoog.xml
index 599ef72..ec036fd 100644
--- a/prebuilt/etc/permissions/privapp-permissions-elgoog.xml
+++ b/prebuilt/etc/permissions/privapp-permissions-elgoog.xml
@@ -84,6 +84,7 @@
         <permission name="android.permission.SEND_SMS_NO_CONFIRMATION"/>
         <permission name="android.permission.SET_PREFERRED_APPLICATIONS"/>
         <permission name="android.permission.STATUS_BAR"/>
+        <permission name="android.permission.SUBSTITUTE_NOTIFICATION_APP_NAME"/>
         <permission name="android.permission.UPDATE_DEVICE_STATS"/>
         <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
     </privapp-permissions>