doc: add missing token field to generate-root apis (#1828)
doc: add missing token field to generate-root apis (#1828)

the response is missing the encoded token field for a couple of apis.
jmhardison/vault,hashicorp/vault,ryon/vault,jmhardison/vault,jam-pot/vault,kingland/vault,quixoten/vault,peteryhwong/vault,wjam/vault,memory/vault,deverton/hashicorp-vault,hashicorp/vault,lirao/vault,jam-pot/vault,Aloomaio/vault,jmhardison/vault,hashicorp/vault,naunga/vault,lemondrank/vault,quixoten/vault,hartsock/vault,hartsock/vault,lirao/vault,kingland/vault,cimarron-pistoncloud/vault,lemondrank/vault,kingland/vault,joelthompson/vault,quixoten/vault,rnaveiras/vault,peteryhwong/vault,deverton/hashicorp-vault,jgcallero/vault,joelthompson/vault,ryon/vault,danielsomerfield/vault,MonsantoCo/vault,danielsomerfield/vault,martin-ducar-gd/vault,cimarron-pistoncloud/vault,rnaveiras/vault,jmhardison/vault,mymercurialsky/vault,hashicorp/vault,joelthompson/vault,doodles526/vault,jmhardison/vault,Caiyeon/vault,chrishoffman/vault,mgk/vault,tallpauley/vault,Banno/vault,MonsantoCo/vault,mymercurialsky/vault,mgk/vault,martin-ducar-gd/vault,mgk/vault,hashicorp/vault,rnaveiras/vault,memory/vault,chrishoffman/vault,LolalyLuo/vault,joelthompson/vault,michaelansel/vault,wjam/vault,Caiyeon/vault,jgcallero/vault,Aloomaio/vault,rnaveiras/vault,LolalyLuo/vault,mgk/vault,Aloomaio/vault,Banno/vault,tallpauley/vault,quixoten/vault,hartsock/vault,kingland/vault,michaelansel/vault,doodles526/vault,kingland/vault,rnaveiras/vault,hartsock/vault,hashicorp/vault,hartsock/vault,naunga/vault,Aloomaio/vault