google-calendar: Update outdated send_message parameters.

Remove "sender" parameter.
Rename the "type" parameter value from "private" to "direct".
Pass in a list to the "to" parameter.
Switch to using the {} syntax for the dict.

Co-authored-by: Vedant Joshi <[email protected]>

Author: 2 people

zulip/integrations/google/google-calendar

@@ -177,9 +177,7 @@ def send_reminders() -> Optional[None]:
     else:
         message = "Reminder:\n\n" + "\n".join("* " + m for m in messages)
 
-    zulip_client.send_message(
-        dict(type="private", to=options.zulip_email, sender=options.zulip_email, content=message)
-    )
+    zulip_client.send_message({"type": "direct", "to": [options.zulip_email], "content": message})
 
     sent.update(keys)