TASK: Remove own_filters

Not needed anymore - everything needed is already contained in ptb.

Author: d-Rickyy-b

main.py

@@ -11,7 +11,6 @@
 from telegram.inline.inlinekeyboardbutton import InlineKeyboardButton
 from telegram.inline.inlinekeyboardmarkup import InlineKeyboardMarkup
 
-import own_filters
 from config import BOT_TOKEN, USE_WEBHOOK, WEBHOOK_PORT, WEBHOOK_URL, CERTPATH
 from database.db_wrapper import DBwrapper
 from database.statistics import get_user_stats