use the stable docs for redis, and I hope this is a good example (#370)

Co-authored-by: benbrowning <ben@skillshark.com>

README.rst

@@ -65,10 +65,22 @@ Possible options for ``CONFIG`` are listed below.
 ``hosts``
 ~~~~~~~~~
 
-The server(s) to connect to, as either URIs, ``(host, port)`` tuples, or dicts conforming to `redis Connection <https://redis-py.readthedocs.io/en/v4.3.3/connections.html#redis.connection.Connection>`_.
+The server(s) to connect to, as either URIs, ``(host, port)`` tuples, or dicts conforming to `redis Connection <https://redis-py.readthedocs.io/en/stable/connections.html#async-client>`_.
 Defaults to ``redis://localhost:6379``. Pass multiple hosts to enable sharding,
 but note that changing the host list will lose some sharded data.
 
+SSL connections that are self-signed (ex: Heroku):
+
+.. code-block:: python
+
+{
+    "hosts":[
+        "address": "rediss://user@host:port",  // "REDIS_TLS_URL"
+        "ssl_cert_reqs": None
+    ]
+}
+
+
 Sentinel connections require dicts conforming to:
 
 .. code-block::