Update _config.yml

Author: mary-python

_config.yml

@@ -26,7 +26,7 @@ author:
   bio              : "mary.scott (at) iddo.org"
   location         : "Oxford, UK"
   employer         : "Nuffield Department of Medicine"
-  email            : "mary.scott@iddo.org 
+  email            : "mary.scott@iddo.org"
 
   # Academic websites
   arxiv            : "https://arxiv.org/a/scott_m_3.html"