fix missing import

Mathieu Scheltienne · Mathieu Scheltienne · commit ac9e16f2c1d1 · 2023-08-29T15:55:42.000+02:00
diff --git a/nibabel/tests/test_testing.py b/nibabel/tests/test_testing.py
@@ -8,6 +8,7 @@
 import numpy as np
 import pytest
 
+from ..casting import sctypes
 from ..testing import (
     assert_allclose_safely,
     assert_re_in,
