move lib module to core folder

handlers/handlers/open_access_request_pending.py

@@ -6,7 +6,7 @@ from core.JabberBot import JabberBot
 from slixmpp.stanza import Message
 import jsonAndRequest as jsreq
 from time import sleep
-from lib import run_process
+from core.lib import run_process
 from classes.Ticket import Ticket
 from typing import List
 from concurrent.futures import ThreadPoolExecutor