fix pylint

Author: vladak

adafruit_minimqtt/adafruit_minimqtt.py

@@ -287,8 +287,8 @@ def _get_connect_socket(self, host, port, *, timeout=1):
         if sock is None:
             if last_exception:
                 raise RuntimeError("Repeated socket failures") from last_exception
-            else:
-                raise RuntimeError("Repeated socket failures")
+
+            raise RuntimeError("Repeated socket failures")
 
         self._backwards_compatible_sock = not hasattr(sock, "recv_into")
         return sock