sty: whitespace cleanup

Author: mgxd

nipype/interfaces/workbench/metric.py

@@ -144,4 +144,4 @@ def _list_outputs(self):
         if self.inputs.valid_roi_out:
             roi_file = self._gen_filename(self.inputs.in_file, suffix='_roi')
             outputs['roi_file'] = os.path.abspath(roi)
-        return outputs
+        return outputs