Update post.py

Author: Saiyashwanth7

src/app/models/post.py

@@ -2,7 +2,7 @@
 from datetime import UTC, datetime
 from uuid6 import uuid7
 
-from sqlalchemy import DateTime, ForeignKey, String,UUID
+from sqlalchemy import DateTime, ForeignKey, String, UUID
 from sqlalchemy.orm import Mapped, mapped_column
 
 from ..core.db.database import Base