brew-test-bot: don't install dependencies first.
brew-test-bot: don't install dependencies first.

Now that --build-bottle is filtered we don't need to worry about extra
installation time.

AnastasiaSulyagina/brew,muellermartin/dist,ilovezfs/brew,mistydemeo/homebrew,staticfloat/brew,rwhogg/brew,muellermartin/dist,muellermartin/dist,tonyg/homebrew,nandub/brew,mahori/brew,vitorgalvao/brew,MikeMcQuaid/brew,alyssais/brew,palxex/brew,EricFromCanada/brew,sjackman/homebrew,alyssais/brew,tonyg/homebrew,Homebrew/brew,maxim-belkin/brew,Linuxbrew/brew,hanxue/linuxbrew,vitorgalvao/brew,vitorgalvao/brew,gregory-nisbet/brew,hanxue/linuxbrew,staticfloat/brew,gordonmcshane/homebrew,hanxue/linuxbrew,JCount/brew,zmwangx/brew,amar-laksh/brew_sudo,jmsundar/brew,toonetown/homebrew,DomT4/brew,reelsense/brew,mgrimes/brew,reitermarkus/brew,JCount/brew,sjackman/homebrew,palxex/brew,rwhogg/brew,Homebrew/brew,AnastasiaSulyagina/brew,konqui/brew,MikeMcQuaid/brew,mahori/brew,pseudocody/brew,reelsense/brew,konqui/brew,jmsundar/brew,toonetown/homebrew,konqui/brew,Linuxbrew/brew,AnastasiaSulyagina/brew,gordonmcshane/homebrew,DomT4/brew,claui/brew,sjackman/homebrew,zmwangx/brew,ilovezfs/brew,mistydemeo/homebrew,reelsense/brew,gregory-nisbet/brew,sjackman/homebrew,bfontaine/brew,amar-laksh/brew_sudo,claui/brew,pseudocody/brew,Linuxbrew/brew,jmsundar/brew,JCount/brew,staticfloat/brew,EricFromCanada/brew,nandub/brew,bfontaine/brew,JCount/brew,alyssais/brew,claui/brew,palxex/brew,DomT4/brew,maxim-belkin/brew,rwhogg/brew,EricFromCanada/brew,amar-laksh/brew_sudo,claui/brew,mgrimes/brew,DomT4/brew,mistydemeo/homebrew,aw1621107/brew,aw1621107/brew,konqui/brew,gregory-nisbet/brew,reitermarkus/brew,Linuxbrew/brew,bfontaine/brew,EricFromCanada/brew,zmwangx/brew,aw1621107/brew,Homebrew/brew,MikeMcQuaid/brew,nandub/brew,tonyg/homebrew,pseudocody/brew,reitermarkus/brew,mahori/brew,toonetown/homebrew,mgrimes/brew,maxim-belkin/brew,MikeMcQuaid/brew,mahori/brew,Homebrew/brew,vitorgalvao/brew,nandub/brew,gordonmcshane/homebrew,reitermarkus/brew,ilovezfs/brew