[damned-lies] Remove query ordering to silence deprecation warning

[Claude Paroz <claudep src gnome org>]

commit 41477d8d54008f968c7ea1cc9c502adb7a8a8b0e
Author: Claude Paroz <claude 2xlibre net>
Date:   Sat May 11 10:44:36 2019 +0200

    Remove query ordering to silence deprecation warning

 people/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/people/models.py b/people/models.py
index 67ecdb8a..821e7966 100644
--- a/people/models.py
+++ b/people/models.py
@@ -65,7 +65,7 @@ class Person(User):
             ).filter(last_login__lt=(datetime.datetime.now()-datetime.timedelta(days=730))
             ).exclude(role__role='coordinator'
             ).exclude(num_modules__gt=0
-            ).exclude(num_states__gt=0)
+            ).exclude(num_states__gt=0).order_by()
         for account in accounts:
             account.delete()