Add happy path test for sending discord notification

app/main.py

@@ -1,11 +1,12 @@
 import os
 import time
 
-from app.discord_client import DiscordClient
-from app.twitch_client import StreamInformation, TwitchClient
 from loguru import logger
 from requests import HTTPError
 
+from app.discord_client import DiscordClient
+from app.twitch_client import StreamInformation, TwitchClient
+
 
 class Main:
     is_live: bool = False