Remove default tag value from bottle_filename
Remove default tag value from bottle_filename

We always call this method with an explicit tag.

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