Remove async_timeout requirement

It was causing some dependency issues

discord/voice_state.py

@@ -45,11 +45,6 @@ import asyncio
 import logging
 import threading
 
-try:
-    from asyncio import timeout as atimeout  # type: ignore
-except ImportError:
-    from async_timeout import timeout as atimeout  # type: ignore
-
 from typing import TYPE_CHECKING, Optional, Dict, List, Callable, Coroutine, Any, Tuple
 
 from .enums import Enum
@@ -400,10 +395,7 @@ class VoiceConnectionState:
             await self.disconnect()
             raise
 
-    async def _connect(self, reconnect: bool, timeout: float, self_deaf: bool, self_mute: bool, resume: bool) -> None:
-        _log.info('Connecting to voice...')
-
-        async with atimeout(timeout):
+    async def _inner_connect(self, reconnect: bool, self_deaf: bool, self_mute: bool, resume: bool) -> None:
         for i in range(5):
             _log.info('Starting voice handshake... (connection attempt %d)', i + 1)
 
@@ -431,6 +423,13 @@ class VoiceConnectionState:
                     await self.disconnect()
                     raise
 
+    async def _connect(self, reconnect: bool, timeout: float, self_deaf: bool, self_mute: bool, resume: bool) -> None:
+        _log.info('Connecting to voice...')
+
+        await asyncio.wait_for(
+            self._inner_connect(reconnect=reconnect, self_deaf=self_deaf, self_mute=self_mute, resume=resume),
+            timeout=timeout,
+        )
         _log.info('Voice connection complete.')
 
         if not self._runner:
@@ -472,8 +471,7 @@ class VoiceConnectionState:
                 # The new VoiceConnectionState object receives the voice_state_update event containing channel=None while still
                 # connecting leaving it in a bad state.  Since there's no nice way to transfer state to the new one, we have to do this.
                 try:
-                    async with atimeout(self.timeout):
-                        await self._disconnected.wait()
+                    await asyncio.wait_for(self._disconnected.wait(), timeout=self.timeout)
                 except TimeoutError:
                     _log.debug('Timed out waiting for voice disconnection confirmation')
                 except asyncio.CancelledError:

requirements.txt

@@ -1,2 +1 @@
 aiohttp>=3.7.4,<4
-async-timeout>=4.0,<5.0; python_version<"3.11"