v0.0.6\nplay_audio fixes

cogs/admin.py

@@ -12,7 +12,7 @@ from lib import logger
 
 
 class Admin(commands.Cog, name='Admin'):
-    def __init__(self, bot):
+    def __init__(self, bot: commands.Bot):
         self.bot = bot  # a defining bot as global var in class
 
     @commands.Cog.listener()  # this is a decorator for events/listeners