Small correction to import_role documentation (#33285)

* Small correction to import_role documentation

* Correct line length - pep8, E501

lib/ansible/modules/utilities/logic/import_role.py

@@ -23,7 +23,8 @@ description:
   - Much like the `roles:` keyword, this task loads a role, but it allows you to control it when the role tasks run in
     between other tasks of the play.
   - Most keywords, loops and conditionals will only be applied to the imported tasks, not to this statement itself. If
-    you want the opposite behaviour, use M(include_role) instead.
+    you want the opposite behavior, use M(include_role) instead. To better understand the difference you can read
+    U(https://docs.ansible.com/ansible/latest/playbooks_reuse_includes.html).
 version_added: "2.4"
 options:
   name: