Update configuration.rst

Author: edsonmedina

best_practices/configuration.rst

@@ -103,8 +103,8 @@ to control the number of posts to display on the blog homepage:
     parameters:
         homepage.num_items: 10
 
-If you've done something like this in the past, it's likely that you've in fact *never* actually needed
-to change that value. Creating a configuration
+If you've done something like this in the past, it's likely that you've in fact
+*never* actually needed to change that value. Creating a configuration
 option for a value that you are never going to configure just isn't necessary.
 Our recommendation is to define these values as constants in your application.
 You could, for example, define a ``NUM_ITEMS`` constant in the ``Post`` entity: