Adjust version and main bot class name

README.md

@@ -53,7 +53,7 @@ zyrarbot/
 │   ├── notification_channel_resolver.py NotificationChannelResolver
 │   └── music_player.py                 MusicPlayer
 ├── bot/               Warstwa Discorda
-│   ├── client.py          ZyrarBot
+│   ├── client.py          MusicBot
 │   ├── guild_resolver.py  GuildResolver
 │   └── cogs/music_cog.py  MusicCog
 └── web/               Panel webowy (FastAPI)