os_user: fix module undefined

module variable in the function is undefined. Pass it.

fix "NameError: name 'module' is not defined"

lib/ansible/modules/cloud/openstack/os_user.py

@@ -177,7 +177,7 @@ def _get_domain_id(cloud, domain):
 
     return domain_id
 
-def _get_default_project_id(cloud, default_project):
+def _get_default_project_id(cloud, default_project, module):
     project = cloud.get_project(default_project)
     if not project:
         module.fail_json(msg='Default project %s is not valid' % default_project)
@@ -232,7 +232,7 @@ def main():
                     module.fail_json(msg=msg)
             default_project_id = None
             if default_project:
-                default_project_id = _get_default_project_id(cloud, default_project)
+                default_project_id = _get_default_project_id(cloud, default_project, module)
 
             if user is None:
                 user = cloud.create_user(