Opravena editace orga orgem

mo/web/org_users.py

@@ -390,6 +390,7 @@ def org_user_edit(id: int):
     if form.validate_on_submit():
         check = True
 
+        if hasattr(form, 'email') and form.email is not None:
             other_user = mo.users.user_by_email(form.email.data)
             if other_user is not None and other_user != user:
                 flash('Zadaný e-mail nelze použít, existuje jiný účet s tímto e-mailem', 'danger')