Indent guides as rails help command output[ci skip]
Indent guides as rails help command output[ci skip]

The output from `rails help` actually leaves an empty space when
printing the command lists. This commit adapts this guide to have the
same format.

schuetzm/rails,fabianoleittes/rails,joonyou/rails,prathamesh-sonpatki/rails,schuetzm/rails,EmmaB/rails-1,gauravtiwari/rails,yhirano55/rails,utilum/rails,iainbeeston/rails,notapatch/rails,mechanicles/rails,mechanicles/rails,yawboakye/rails,kddeisz/rails,bogdanvlviv/rails,repinel/rails,yalab/rails,flanger001/rails,MSP-Greg/rails,shioyama/rails,betesh/rails,Envek/rails,Envek/rails,tjschuck/rails,eileencodes/rails,fabianoleittes/rails,utilum/rails,repinel/rails,georgeclaghorn/rails,schuetzm/rails,arunagw/rails,yawboakye/rails,yalab/rails,vipulnsward/rails,tgxworld/rails,tgxworld/rails,fabianoleittes/rails,palkan/rails,kddeisz/rails,iainbeeston/rails,Stellenticket/rails,rafaelfranca/omg-rails,vipulnsward/rails,bogdanvlviv/rails,MSP-Greg/rails,Stellenticket/rails,yahonda/rails,vipulnsward/rails,Edouard-chin/rails,yalab/rails,arunagw/rails,yhirano55/rails,rails/rails,georgeclaghorn/rails,notapatch/rails,jeremy/rails,jeremy/rails,yahonda/rails,rails/rails,shioyama/rails,jeremy/rails,starknx/rails,palkan/rails,shioyama/rails,BlakeWilliams/rails,gauravtiwari/rails,rails/rails,Vasfed/rails,kmcphillips/rails,yahonda/rails,Erol/rails,bogdanvlviv/rails,MSP-Greg/rails,starknx/rails,georgeclaghorn/rails,flanger001/rails,Vasfed/rails,joonyou/rails,Edouard-chin/rails,flanger001/rails,lcreid/rails,vipulnsward/rails,lcreid/rails,gauravtiwari/rails,tjschuck/rails,Edouard-chin/rails,yhirano55/rails,tjschuck/rails,notapatch/rails,Stellenticket/rails,kddeisz/rails,yhirano55/rails,Vasfed/rails,utilum/rails,eileencodes/rails,BlakeWilliams/rails,tgxworld/rails,yawboakye/rails,fabianoleittes/rails,mechanicles/rails,yahonda/rails,esparta/rails,EmmaB/rails-1,eileencodes/rails,bogdanvlviv/rails,mechanicles/rails,esparta/rails,rails/rails,palkan/rails,Envek/rails,eileencodes/rails,rafaelfranca/omg-rails,lcreid/rails,palkan/rails,kmcphillips/rails,schuetzm/rails,prathamesh-sonpatki/rails,utilum/rails,iainbeeston/rails,georgeclaghorn/rails,betesh/rails,Edouard-chin/rails,Erol/rails,esparta/rails,prathamesh-sonpatki/rails,joonyou/rails,jeremy/rails,arunagw/rails,lcreid/rails,tgxworld/rails,BlakeWilliams/rails,yalab/rails,repinel/rails,repinel/rails,esparta/rails,Erol/rails,Stellenticket/rails,flanger001/rails,starknx/rails,BlakeWilliams/rails,kmcphillips/rails,arunagw/rails,kmcphillips/rails,betesh/rails,iainbeeston/rails,betesh/rails,joonyou/rails,tjschuck/rails,Erol/rails,yawboakye/rails,EmmaB/rails-1,Envek/rails,prathamesh-sonpatki/rails,rafaelfranca/omg-rails,notapatch/rails,MSP-Greg/rails,Vasfed/rails,kddeisz/rails,shioyama/rails