fixed link to policy memo

Author: gbinal

Diff for: glossary.md

@@ -53,7 +53,7 @@ A value or set of values representing a specific concept or concepts. Data becom
 
 ### /Data page
 
-A hub for data discovery which provides a common location that lists and links to an organization’s datasets.  Such a hub is often located at www.example.com/data.  —*[source](policy-memo/)*
+A hub for data discovery which provides a common location that lists and links to an organization’s datasets.  Such a hub is often located at www.example.com/data.  —*[source](http://project-open-data.github.io/policy-memo/)*
 
 ### Dataset