Audio Fixes (#4492)

* handles #4491

* add typing indicators to audio playlists commands like discussed with aika.

* recheck perms upon change of token to avoid needing a reload.

* Ensure the player lock is always released... on rewrite to this as a callback to the task.

* ffs

* resolves#4495

* missed one

* aaaaaaaaa

* fix https://canary.discord.com/channels/133049272517001216/387398816317440000/766711707921678396

* some tweaks

* Clear errors to users around YouTube Quota

redbot/cogs/audio/errors.py

@@ -1,5 +1,11 @@
+from pathlib import Path
+
 import aiohttp
 
+from redbot.core.i18n import Translator
+
+_ = Translator("Audio", Path(__file__))
+
 
 class AudioError(Exception):
     """Base exception for errors in the Audio cog."""
@@ -91,6 +97,10 @@ class SpotifyFetchError(SpotifyApiError):
 class YouTubeApiError(ApiError):
     """Base exception for YouTube Data API errors."""
 
+    def __init__(self, message, *args):
+        self.message = message
+        super().__init__(*args)
+
 
 class DatabaseError(AudioError):
     """Base exception for database errors in the Audio cog."""