Fix `add_foreign_key` to prevent double prefix/suffix
Fix `add_foreign_key` to prevent double prefix/suffix

kmcphillips/rails,kddeisz/rails,lcreid/rails,Stellenticket/rails,yahonda/rails,Erol/rails,rails/rails,BlakeWilliams/rails,georgeclaghorn/rails,EmmaB/rails-1,joonyou/rails,kddeisz/rails,MSP-Greg/rails,yawboakye/rails,bogdanvlviv/rails,EmmaB/rails-1,Edouard-chin/rails,lcreid/rails,esparta/rails,esparta/rails,MSP-Greg/rails,Vasfed/rails,Stellenticket/rails,rails/rails,Vasfed/rails,joonyou/rails,yahonda/rails,Edouard-chin/rails,Erol/rails,Erol/rails,yahonda/rails,Vasfed/rails,esparta/rails,Edouard-chin/rails,lcreid/rails,bogdanvlviv/rails,Envek/rails,Vasfed/rails,EmmaB/rails-1,kmcphillips/rails,kddeisz/rails,joonyou/rails,rails/rails,kddeisz/rails,Erol/rails,yahonda/rails,BlakeWilliams/rails,Stellenticket/rails,georgeclaghorn/rails,BlakeWilliams/rails,georgeclaghorn/rails,rails/rails,Envek/rails,MSP-Greg/rails,Edouard-chin/rails,MSP-Greg/rails,Envek/rails,kmcphillips/rails,kmcphillips/rails,georgeclaghorn/rails,BlakeWilliams/rails,yawboakye/rails,yawboakye/rails,Stellenticket/rails,bogdanvlviv/rails,esparta/rails,joonyou/rails,Envek/rails,yawboakye/rails,bogdanvlviv/rails,lcreid/rails