Update app.py

app.py

@@ -33,7 +33,7 @@ async def on_member_join(member):
         channel = bot.get_channel(900017973547388988)
         message = f'{welcome_messages[welcome_messages_counter]} {welcome_list[0]} {welcome_list[1]} {welcome_list[2]} {welcome_list[3]}'
         if welcome_messages_counter == 6:
-            welcome_messages_counter == -1
+            welcome_messages_counter = -1
         welcome_messages_counter = welcome_messages_counter + 1
         
         #message = f'Welcome to the server, {welcome_list[0]} {welcome_list[1]} {welcome_list[2]} {welcome_list[3]}! :hugging_face:'