Adding information in connection pool class doc string for available SSLConnection class, that can be used for SSL connections (#3710)

Author: petyaslavova

redis/asyncio/connection.py

@@ -1042,6 +1042,7 @@ class ConnectionPool:
     By default, TCP connections are created unless ``connection_class``
     is specified. Use :py:class:`~redis.UnixDomainSocketConnection` for
     unix sockets.
+    :py:class:`~redis.SSLConnection` can be used for SSL enabled connections.
 
     Any additional keyword arguments are passed to the constructor of
     ``connection_class``.

redis/connection.py

@@ -1321,6 +1321,7 @@ class ConnectionPool:
     By default, TCP connections are created unless ``connection_class``
     is specified. Use class:`.UnixDomainSocketConnection` for
     unix sockets.
+    :py:class:`~redis.SSLConnection` can be used for SSL enabled connections.
 
     Any additional keyword arguments are passed to the constructor of
     ``connection_class``.