fix import

Author: Matt711

python/cudf_polars/cudf_polars/engine/spmd.py

@@ -11,7 +11,7 @@
 from concurrent.futures import ThreadPoolExecutor
 from typing import TYPE_CHECKING, Any, cast
 
-import kvikio
+import kvikio.defaults
 
 import pylibcudf as plc
 import rmm.mr