Update utils.py

- Changed '-inverse' parameter location from 1 to 2 (otherwise cannot use together with -linear)

nipype/interfaces/mrtrix3/utils.py

@@ -823,7 +823,7 @@ class MRTransformInputSpec(MRTrix3BaseInputSpec):
     )
     invert = traits.Bool(
         argstr="-inverse",
-        position=1,
+        position=2,
         desc="Invert the specified transform before using it",
     )
     linear_transform = File(