Formatting update

Signed-off-by: Jeff Scheel <scheel@us.ibm.com>

README.md

@@ -32,6 +32,7 @@ Document library at [OpenPOWER Foundation Documentation Development Guide](http:
 
 An introductory video on how to develop in the OpenPOWER Foundation
 Docbook environment has been created and posted on YouTube.
+
 *[![OpenPOWER Docbook Development Overview](https://i.ytimg.com/vi/psh8xd4HRlo/hqdefault.jpg)](https://www.youtube.com/watch?v=psh8xd4HRlo "OpenPOWER Docbook Development Overview")*
 
 The project which controls the look and feel of the document is the