Prioritize TapDependency in parse_string_spec
Prioritize TapDependency in parse_string_spec

test-bot expects the dependencies returned from SoftwareSpec#deps to
satisfy is_a?(TapDependency) if they come from a tap which might need to
be tapped.

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