fix example

ladyada · ladyada · commit 65240fd6960b · 2018-09-09T14:23:55.000-04:00
diff --git a/README.rst b/README.rst
@@ -30,6 +30,7 @@ Usage Example
 =============
 
 .. code-block:: python
+
 	import time
 	import board
 	import busio
