chore: standardises configs

Author: bencegadanyi1-nhs

packages/slackBotFunction/app/slack/slack_events.py

@@ -7,7 +7,7 @@
 import time
 import boto3
 from slack_sdk import WebClient
-from app.config.config import (
+from app.core.config import (
     table,
     logger,
     KNOWLEDGEBASE_ID,