bump-formula-pr: check duplicate PRs as early as possible
bump-formula-pr: check duplicate PRs as early as possible

vitorgalvao/brew,vitorgalvao/brew,JCount/brew,konqui/brew,mahori/brew,claui/brew,JCount/brew,reitermarkus/brew,nandub/brew,mahori/brew,konqui/brew,Homebrew/brew,mahori/brew,nandub/brew,reitermarkus/brew,MikeMcQuaid/brew,konqui/brew,claui/brew,MikeMcQuaid/brew,vitorgalvao/brew,claui/brew,EricFromCanada/brew,nandub/brew,reitermarkus/brew,EricFromCanada/brew,sjackman/homebrew,JCount/brew,vitorgalvao/brew,JCount/brew,mahori/brew,EricFromCanada/brew,Homebrew/brew,konqui/brew,sjackman/homebrew,MikeMcQuaid/brew,Homebrew/brew,EricFromCanada/brew,sjackman/homebrew,nandub/brew,claui/brew,Homebrew/brew,reitermarkus/brew,MikeMcQuaid/brew,sjackman/homebrew