fix ValidateImage path

Author: josephmje

dmriprep/workflows/dwi/util.py

@@ -4,10 +4,10 @@
 from nipype.interfaces import utility as niu, fsl, afni
 
 from niworkflows.engine.workflows import LiterateWorkflow as Workflow
-from niworkflows.interfaces.images import ValidateImage
 from niworkflows.interfaces.fixes import (
     FixN4BiasFieldCorrection as N4BiasFieldCorrection,
 )
+from niworkflows.interfaces.header import ValidateImage
 from niworkflows.interfaces.nibabel import ApplyMask
 from niworkflows.interfaces.utils import CopyXForm