docs/using use sudo for auth command
docs/using use sudo for auth command

Signed-off-by: Sebastian Wagner <1b00c120e1c33c7e19a7cb69011b74f705830cf8@sebix.at>

kuba/letsencrypt,Sveder/letsencrypt,rutsky/letsencrypt,DavidGarciaCat/letsencrypt,deserted/letsencrypt,BillKeenan/lets-encrypt-preview,jtl999/certbot,skynet/letsencrypt,Jadaw1n/letsencrypt,thanatos/lets-encrypt-preview,g1franc/lets-encrypt-preview,thanatos/lets-encrypt-preview,letsencrypt/letsencrypt,riseofthetigers/letsencrypt,tyagi-prashant/letsencrypt,jsha/letsencrypt,rlustin/letsencrypt,piru/letsencrypt,lbeltrame/letsencrypt,fmarier/letsencrypt,goofwear/letsencrypt,armersong/letsencrypt,deserted/letsencrypt,piru/letsencrypt,Hasimir/letsencrypt,Sveder/letsencrypt,xgin/letsencrypt,TheBoegl/letsencrypt,mitnk/letsencrypt,fmarier/letsencrypt,sjerdo/letsencrypt,mrb/letsencrypt,mitnk/letsencrypt,skynet/letsencrypt,twstrike/le_for_patching,jtl999/certbot,BKreisel/letsencrypt,BKreisel/letsencrypt,hsduk/lets-encrypt-preview,bsmr-misc-forks/letsencrypt,rutsky/letsencrypt,wteiken/letsencrypt,brentdax/letsencrypt,martindale/letsencrypt,jsha/letsencrypt,TheBoegl/letsencrypt,luorenjin/letsencrypt,Bachmann1234/letsencrypt,letsencrypt/letsencrypt,martindale/letsencrypt,twstrike/le_for_patching,lmcro/letsencrypt,beermix/letsencrypt,g1franc/lets-encrypt-preview,VladimirTyrin/letsencrypt,luorenjin/letsencrypt,bestwpw/letsencrypt,Jadaw1n/letsencrypt,lmcro/letsencrypt,kuba/letsencrypt,mrb/letsencrypt,tyagi-prashant/letsencrypt,kevinlondon/letsencrypt,riseofthetigers/letsencrypt,ghyde/letsencrypt,dietsche/letsencrypt,goofwear/letsencrypt,ghyde/letsencrypt,stweil/letsencrypt,kevinlondon/letsencrypt,VladimirTyrin/letsencrypt,rlustin/letsencrypt,beermix/letsencrypt,DavidGarciaCat/letsencrypt,bsmr-misc-forks/letsencrypt,hsduk/lets-encrypt-preview,sjerdo/letsencrypt,stweil/letsencrypt,xgin/letsencrypt,bestwpw/letsencrypt,lbeltrame/letsencrypt,brentdax/letsencrypt,BillKeenan/lets-encrypt-preview,armersong/letsencrypt,dietsche/letsencrypt,Hasimir/letsencrypt,wteiken/letsencrypt,Bachmann1234/letsencrypt