remove owner check, move mutual vc check down

examples/music.py

@@ -249,17 +249,16 @@ async def find(self, ctx, *, query):
 
         await ctx.send(embed=embed)
 
-    @commands.is_owner()
     @commands.command(aliases=['dc'])
     async def disconnect(self, ctx):
         player = self.bot.lavalink.players.get(ctx.guild.id)
 
-        if not ctx.author.voice or (player.is_connected and ctx.author.voice.channel.id != int(player.channel_id)):
-            return await ctx.send('You\'re not in my voicechannel!')
-
         if not player.is_connected:
             return await ctx.send('Not connected.')
 
+        if not ctx.author.voice or (player.is_connected and ctx.author.voice.channel.id != int(player.channel_id)):
+            return await ctx.send('You\'re not in my voicechannel!')
+
         await player.disconnect()
         await ctx.send('*⃣ | Disconnected.')