cleanup: Remove unused imports.

Generated by autoflake.

Signed-off-by: Anders Kaseorg <anders@zulipchat.com>

zulip/integrations/bridge_with_irc/irc-mirror.py

@@ -8,7 +8,6 @@ import argparse
 import zulip
 import sys
 import traceback
-from typing import Any, Dict
 
 usage = """./irc-mirror.py --irc-server=IRC_SERVER --channel=<CHANNEL> --nick-prefix=<NICK> --stream=<STREAM> [optional args]
 

zulip/integrations/bridge_with_irc/irc_mirror_backend.py

@@ -1,6 +1,6 @@
 import irc.bot
 import irc.strings
-from irc.client import ip_numstr_to_quad, ip_quad_to_numstr, Event, ServerConnection
+from irc.client import Event, ServerConnection, ip_numstr_to_quad
 from irc.client_aio import AioReactor
 import multiprocessing as mp
 from typing import Any, Dict