Create cog disabling API (#4043)

* create cog disbale base

* Because defaults...

* lol

* announcer needs to respect this

* defaultdict mishap

* Allow None as guild

- Mostly for interop with with ctx.guild

* a whitespace issue

* Apparently, I broke this too

* Apply suggestions from code review

Co-authored-by: jack1142 <6032823+jack1142@users.noreply.github.com>

* This can probably be more optimized later, but since this is a cached value, it's not a large issue

* Report tunnel closing

* mod too

* whitespace issue

* Fix Artifact of prior method naming

* these 3 places should have the check if i understood it correctly

* Announce the closed tunnels

* tunnel oversight

* Make the player stop at next track

* added where draper said to put it

* Apply suggestions from code review

Co-authored-by: jack1142 <6032823+jack1142@users.noreply.github.com>

Co-authored-by: jack1142 <6032823+jack1142@users.noreply.github.com>
Co-authored-by: Drapersniper <27962761+drapersniper@users.noreply.github.com>

redbot/cogs/audio/core/tasks/player.py

@@ -20,6 +20,8 @@ class PlayerTasks(MixinMeta, metaclass=CompositeMetaClass):
         while True:
             async for p in AsyncIter(lavalink.all_players()):
                 server = p.channel.guild
+                if await self.bot.cog_disabled_in_guild(self, server):
+                    continue
 
                 if [self.bot.user] == p.channel.members:
                     stop_times.setdefault(server.id, time.time())