fix/migration sqlalchemy 14

https://docs.sqlalchemy.org/en/20/changelog/migration_14.html#change-5508

app/database.py

@@ -6,7 +6,7 @@ from sqlalchemy import MetaData
 from sqlalchemy import create_engine
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.ext.asyncio import create_async_engine
-from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import declarative_base
 from sqlalchemy.orm import sessionmaker
 
 from app.config import DB_PATH