Add back missing `LIMIT 1` in `find_by` SQL example [ci skip]
Add back missing `LIMIT 1` in `find_by` SQL example [ci skip]


kmcphillips/rails,tgxworld/rails,BlakeWilliams/rails,Edouard-chin/rails,Stellenticket/rails,Edouard-chin/rails,joonyou/rails,yawboakye/rails,yawboakye/rails,joonyou/rails,georgeclaghorn/rails,EmmaB/rails-1,schuetzm/rails,betesh/rails,kmcphillips/rails,vipulnsward/rails,yalab/rails,yawboakye/rails,eileencodes/rails,rails/rails,tjschuck/rails,yalab/rails,georgeclaghorn/rails,yawboakye/rails,Erol/rails,lcreid/rails,lcreid/rails,vipulnsward/rails,kddeisz/rails,MSP-Greg/rails,Stellenticket/rails,georgeclaghorn/rails,yahonda/rails,Vasfed/rails,georgeclaghorn/rails,esparta/rails,rails/rails,EmmaB/rails-1,Envek/rails,joonyou/rails,kmcphillips/rails,Erol/rails,yalab/rails,MSP-Greg/rails,esparta/rails,eileencodes/rails,BlakeWilliams/rails,yahonda/rails,lcreid/rails,yahonda/rails,Stellenticket/rails,Vasfed/rails,Envek/rails,eileencodes/rails,yalab/rails,bogdanvlviv/rails,schuetzm/rails,joonyou/rails,MSP-Greg/rails,EmmaB/rails-1,MSP-Greg/rails,yahonda/rails,tjschuck/rails,tgxworld/rails,tjschuck/rails,BlakeWilliams/rails,schuetzm/rails,esparta/rails,Stellenticket/rails,Edouard-chin/rails,tgxworld/rails,bogdanvlviv/rails,eileencodes/rails,betesh/rails,Envek/rails,tgxworld/rails,schuetzm/rails,Vasfed/rails,tjschuck/rails,rails/rails,BlakeWilliams/rails,Erol/rails,betesh/rails,Edouard-chin/rails,kddeisz/rails,bogdanvlviv/rails,lcreid/rails,bogdanvlviv/rails,kmcphillips/rails,vipulnsward/rails,kddeisz/rails,kddeisz/rails,Vasfed/rails,Erol/rails,vipulnsward/rails,esparta/rails,betesh/rails,rails/rails,Envek/rails