Fix link to playbooks loops

docsite/rst/playbooks_lookups.rst

@@ -88,7 +88,7 @@ More Lookups
 
 .. versionadded:: 0.8
 
-Various *lookup plugins* allow additional ways to iterate over data.  In `playbooks_loops` you will learn
+Various *lookup plugins* allow additional ways to iterate over data.  In :doc:`Loops <playbooks_loops>` you will learn
 how to use them to walk over collections of numerous types.  However, they can also be used to pull in data
 from remote sources, such as shell commands or even key value stores. This section will cover lookup
 plugins in this capacity.