Added word to documentation

Improved documentation by adding word for better sentence structure.

Signed-off-by: Mike Casas <mkcsas0@gmail.com>

docs/reference/commandline/commit.md

@@ -31,7 +31,7 @@ Options:
 ## Description
 
 It can be useful to commit a container's file changes or settings into a new
-image. This allows you debug a container by running an interactive shell, or to
+image. This allows you to debug a container by running an interactive shell, or to
 export a working dataset to another server. Generally, it is better to use
 Dockerfiles to manage your images in a documented and maintainable way.
 [Read more about valid image names and tags](tag.md).