Revert "Allow reentry to the conversation"

This reverts commit d5ae7c5.

Author: ProgrammingLanguageLeader

math_bot/logic.py

@@ -307,6 +307,7 @@ def handle_simple_mode(bot, update):
     )
 
 
+@write_logs
 @send_typing
 def handle_wolfram_query(bot, update):
     current_user = db.session.query(User).filter_by(
@@ -416,8 +417,7 @@ def init_updater():
         },
         fallbacks=[
             CommandHandler('cancel', handle_cancel)
-        ],
-        allow_reentry=True
+        ]
     )
     dispatcher.add_handler(
         CommandHandler('simple_mode', handle_simple_mode)