chore: apply static type checks on celery async task dispatches and imports (#24418)

api/models/task.py

@@ -2,7 +2,7 @@ from datetime import datetime
 from typing import Optional
 
 import sqlalchemy as sa
-from celery import states  # type: ignore
+from celery import states
 from sqlalchemy import DateTime, String
 from sqlalchemy.orm import Mapped, mapped_column