feat(voice): prevent first channel from being rearranged

The rearranging function in main.py has been updated to ignore the first channel. This change ensures that the first channel maintains its original position, providing better control and consistency over channel positions.

main.py

@@ -172,7 +172,8 @@ async def rearrange_voice_channels(channel_prefix: Optional[str]):
             if len(channels) > 1:
                 channels.sort(key=lambda x: x.position)
                 first_channel_position = channels[0].position
-                for i, channel in enumerate(channels):
+                # Ignore rearranging the first channel
+                for i, channel in enumerate(channels[1:], start=1):
                     # Position the voice channel relative to the first voice channel
                     await channel.edit(position=first_channel_position + i)