Update _config.yml

Author: ljwright

_config.yml

@@ -2,4 +2,4 @@ title: CLS Data Handling Guide
 description: Website providing code for common data management tasks with Centre for Longitudinal Studies cohort data.
 theme: just-the-docs
 
-url: https://cls-data.github.io
+url: https://cls-data.github.io/data-handling-stata/