Sort the sponsors by feide_id.

This sorts any sponsor drop downs in the admin site

greg/admin.py

@@ -142,6 +142,7 @@ class SponsorAdmin(VersionAdmin):
     inlines = (OrganizationalUnitInline,)
     readonly_fields = ("id", "created", "updated")
     search_fields = ("feide_id", "first_name", "last_name")
+    ordering = ["feide_id"]
 
 
 class SponsorOrganizationalUnitAdmin(VersionAdmin):