fixed up doctest output

Author: tclose

pydra/tasks/dcm2niix/utils.py

@@ -322,7 +322,7 @@ class Dcm2Niix(ShellCommandTask):
     >>> task.inputs.in_dir = "test-data/test_dicoms"
     >>> task.inputs.out_dir = "test-data/output"
     >>> task.cmdline
-    'dcm2niix -o tests/data/output -f out_file tests/data/test_dicoms'
+    'dcm2niix -o test-data/output -f out_file test-data/test_dicoms'
     """
 
     input_spec = Dcm2NiixInputSpec