Update asyncio run async code in sync code

Author: jonra1993

backend/app/app/api/celery_task.py

@@ -5,7 +5,6 @@
 from app.core.celery import celery
 from app.models.hero_model import Hero
 from app.db.session import SessionLocal
-from asyncer import runnify
 import logging
 from celery import Task
 from transformers import pipeline
@@ -67,6 +66,6 @@ async def get_hero(hero_id: UUID) -> Hero:
 
 
 @celery.task(name="tasks.print_hero")
-def print_hero(hero_id: UUID) -> None:
-    hero = runnify(get_hero)(hero_id=hero_id)
+def print_hero(hero_id: UUID) -> None:    
+    hero = asyncio.get_event_loop().run_until_complete(get_hero(hero_id=hero_id))
     return hero.id