fix: simplified doc test
fix: simplified doc test

mick-d/nipype,FCP-INDI/nipype,FCP-INDI/nipype,carolFrohlich/nipype,sgiavasis/nipype,pearsonlab/nipype,sgiavasis/nipype,FCP-INDI/nipype,carolFrohlich/nipype,pearsonlab/nipype,sgiavasis/nipype,dgellis90/nipype,iglpdc/nipype,FCP-INDI/nipype,carolFrohlich/nipype,carolFrohlich/nipype,mick-d/nipype,pearsonlab/nipype,iglpdc/nipype,sgiavasis/nipype,dgellis90/nipype,iglpdc/nipype,mick-d/nipype,iglpdc/nipype,pearsonlab/nipype,mick-d/nipype,dgellis90/nipype,dgellis90/nipype