fix indentation:

Author: brentru

adafruit_minimqtt/adafruit_minimqtt.py

@@ -450,8 +450,7 @@ def connect(self, clean_session=True, host=None, port=None, keep_alive=None):
         :param bool clean_session: Establishes a persistent session.
         :param str host: Hostname or IP address of the remote broker.
         :param int port: Network port of the remote broker.
-        :param int keep_alive: Maximum period allowed for communication
-                                with the broker, in seconds
+        :param int keep_alive: Maximum period allowed for communication, in seconds.
 
         """
         if host: