Accessbot fix for running on Python 3.12

Since ssl.wrap_context has been removed in Python 3.12,
switch that out with SSLContext.wrap_context instead.

Change-Id: Ic3d7250937544e3a1eda3276db8ed43972735b98
Co-Authored-By: Clark Boylan <clark.boylan@gmail.com>
Depends-On: https://review.opendev.org/945662

docker/accessbot/accessbot.py

@@ -17,6 +17,7 @@
 
 import configparser
 import argparse
+import functools
 import irc.client
 import logging
 import ssl
@@ -47,7 +48,12 @@ class SetAccess(irc.client.SimpleIRCClient):
         self.changes = []
         self.identified = False
         if self.port == 6697:
-            factory = irc.connection.Factory(wrapper=ssl.wrap_socket)
+            # Taken from the example in the Factory class docstring at
+            # https://github.com/jaraco/irc/blob/main/irc/connection.py
+            context = ssl.create_default_context()
+            wrapper = functools.partial(
+                context.wrap_socket, server_hostname=self.server)
+            factory = irc.connection.Factory(wrapper=wrapper)
             self.connect(self.server, self.port, self.nick,
                          connect_factory=factory)
         else: