Add and correctly find erlang bottle.
Add and correctly find erlang bottle.

Fixes Homebrew/homebrew#11780.

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