Move Altair up a bit

Author: Carreau

_sections/30-projects.md

@@ -20,8 +20,8 @@ style: center
 
 - [An Introduction to Applied Bioinformatics](http://readiab.org)
 - [QIIME](http://qiime.org)
+- [Altair](https://github.com/ellisonbg/altair)
 - [gala](https://gala.readthedocs.io)
 - [cual-id](https://github.com/johnchase/cual-id)
-- [Altair](https://github.com/ellisonbg/altair)