fix post vk

vk_handler.py

@@ -1,11 +1,9 @@
 from datetime import datetime
 import vk_api
-from app_context import with_app_context
 from db import VkAPI, db
 from medods_handler import setDynamicText
 
 
-@with_app_context
 def handle_vk_post():
     from app import logger