1590205: Use tabular writer to print list-actions
1590205: Use tabular writer to print list-actions

Address review comment of moving the expected output
var into the function that uses it.

bac/juju,reedobrien/juju,mjs/juju,mjs/juju,howbazaar/juju,gabriel-samfira/juju,frankban/juju,reedobrien/juju,marcmolla/juju,mikemccracken/juju,reedobrien/juju,bz2/juju,perrito666/juju,AdamIsrael/juju,waigani/juju,dimitern/juju,bz2/juju,kat-co/juju,bac/juju,ericsnowcurrently/juju,mjs/juju,dimitern/juju,alesstimec/juju,AdamIsrael/juju,dooferlad/juju,mikemccracken/juju,bz2/juju,howbazaar/juju,anastasiamac/juju,macgreagoir/juju,anastasiamac/juju,macgreagoir/juju,macgreagoir/juju,alesstimec/juju,axw/juju,gabriel-samfira/juju,alesstimec/juju,axw/juju,marcmolla/juju,bac/juju,anastasiamac/juju,frankban/juju,mikemccracken/juju,howbazaar/juju,dimitern/juju,marcmolla/juju,frankban/juju,waigani/juju,perrito666/juju,dooferlad/juju,mikemccracken/juju,perrito666/juju,marcmolla/juju,reedobrien/juju,macgreagoir/juju,gabriel-samfira/juju,AdamIsrael/juju,alesstimec/juju,axw/juju,macgreagoir/juju,dooferlad/juju,frankban/juju,kat-co/juju,ericsnowcurrently/juju,mjs/juju,waigani/juju,anastasiamac/juju,howbazaar/juju,gabriel-samfira/juju,bz2/juju,bac/juju,mjs/juju,anastasiamac/juju,ericsnowcurrently/juju,kat-co/juju,kat-co/juju,mikemccracken/juju,axw/juju,waigani/juju,gabriel-samfira/juju,dooferlad/juju,dimitern/juju,bz2/juju,alesstimec/juju,axw/juju,ericsnowcurrently/juju,marcmolla/juju,howbazaar/juju,ericsnowcurrently/juju,dimitern/juju,frankban/juju,dooferlad/juju,mjs/juju,mjs/juju,kat-co/juju,perrito666/juju,reedobrien/juju,perrito666/juju,AdamIsrael/juju,bac/juju