Fixed typo in gitlab.yml.example

Created by: mlitwiniuk

When installing gitlab on next host I've noticed a typo. So here's fix.

lib/tasks/gitlab/import.rake

@@ -42,6 +42,7 @@ namespace :gitlab do
           project_params = {
             :name => path,
+            :namespace_id => Namespace.global_id,
           }
           project = Projects::CreateContext.new(user, project_params).execute