docs: Update 0017-generalized-containers.rst

docs/decisions/0017-generalized-containers.rst

@@ -17,6 +17,7 @@ This section defines the purpose and structure of containers, explaining how the
 - A container is designed as a generalized capability to hold different types of content.
 - A container is a publishable content type that holds other content types through a parent-child relationship.
 - The generalized container capability will have its own Django application where other types of containers and content types will build on top of. For instance:
+
   - Generalized containers (containers app is lowest level of these applications)
   - Selectors for dynamically selecting 0-N PublishableEntities, i.e. how we're going to do things like SplitTest and Randomized (selectors application, builds on containers).
   - Units (units app, builds on containers and selectors).