Pass config to jinja2 initial_data.py password.Password call

The updates to support use settable number of rounds for PBKDF2 makes
passing config to password.Password required. It was missing from
jinja2's initial_data.py where it creates a user.

Fixes crash on initialization.

Author: rouilj

share/roundup/templates/jinja2/initial_data.py

@@ -21,5 +21,6 @@
 user.create(username="admin", password=adminpw,
     address=admin_email, roles='Admin')
 user.create(username="anonymous", roles='Anonymous')
-user.create(username='testuser', password=password.Password('testuser'),
+user.create(username='testuser',
+            password=password.Password('testuser', config=db.config),
     realname='Test User', roles='User', address='[email protected]')