Rename config variable in Favicon model

favicon/models.py

@@ -85,8 +85,8 @@ class Favicon(models.Model):
 
         # Check whether favicons are missing
         new_favicons = []
-        for rel in config:
-            for size in config[rel]:
+        for rel in config_override:
+            for size in config_override[rel]:
                 if not (rel, size) in found:
                     fav = FaviconImg(faviconFK=self, size=size, rel=rel)
                     fav.generate_image()