Add trailing dot and make it a separate item

lib/ansible/modules/cloud/docker/docker_container.py

@@ -173,8 +173,8 @@ options:
        - Dictionary of key value pairs.
   links:
     description:
-      - List of name aliases for linked containers in the format C(container_name:alias)
-        Setting this will force container to be restarted.
+      - List of name aliases for linked containers in the format C(container_name:alias).
+      - Setting this will force container to be restarted.
   log_driver:
     description:
       - Specify the logging driver. Docker uses json-file by default.