fix: use typing.List to be compatible with python3.8

Author: SaintShit

app/views/user.py

@@ -222,7 +222,7 @@ def get_users(offset: int = None,
               limit: int = None,
               username: List[str] = Query(None),
               search: Union[str, None] = None,
-              owner: Union[list[str], None] = Query(None, alias="admin"),
+              owner: Union[List[str], None] = Query(None, alias="admin"),
               status: UserStatus = None,
               sort: str = None,
               db: Session = Depends(get_db),