Add Ivy Bridge CPU family
Add Ivy Bridge CPU family

Fixes Homebrew/homebrew#13434.
AnastasiaSulyagina/brew,tonyg/homebrew,AnastasiaSulyagina/brew,vitorgalvao/brew,sjackman/homebrew,nandub/brew,JCount/brew,amar-laksh/brew_sudo,MikeMcQuaid/brew,muellermartin/dist,mahori/brew,pseudocody/brew,muellermartin/dist,maxim-belkin/brew,Homebrew/brew,hanxue/linuxbrew,maxim-belkin/brew,mahori/brew,DomT4/brew,EricFromCanada/brew,MikeMcQuaid/brew,mistydemeo/homebrew,reitermarkus/brew,Homebrew/brew,gregory-nisbet/brew,bfontaine/brew,gordonmcshane/homebrew,reelsense/brew,jmsundar/brew,alyssais/brew,pseudocody/brew,mahori/brew,rwhogg/brew,EricFromCanada/brew,konqui/brew,staticfloat/brew,jmsundar/brew,staticfloat/brew,AnastasiaSulyagina/brew,mahori/brew,toonetown/homebrew,konqui/brew,bfontaine/brew,JCount/brew,staticfloat/brew,EricFromCanada/brew,ilovezfs/brew,MikeMcQuaid/brew,nandub/brew,konqui/brew,vitorgalvao/brew,reelsense/brew,tonyg/homebrew,sjackman/homebrew,aw1621107/brew,ilovezfs/brew,palxex/brew,zmwangx/brew,aw1621107/brew,claui/brew,JCount/brew,EricFromCanada/brew,toonetown/homebrew,rwhogg/brew,gordonmcshane/homebrew,amar-laksh/brew_sudo,mgrimes/brew,zmwangx/brew,muellermartin/dist,vitorgalvao/brew,mgrimes/brew,tonyg/homebrew,claui/brew,konqui/brew,reelsense/brew,amar-laksh/brew_sudo,Linuxbrew/brew,DomT4/brew,alyssais/brew,Linuxbrew/brew,hanxue/linuxbrew,vitorgalvao/brew,alyssais/brew,ilovezfs/brew,Linuxbrew/brew,claui/brew,claui/brew,Linuxbrew/brew,mistydemeo/homebrew,DomT4/brew,nandub/brew,sjackman/homebrew,nandub/brew,MikeMcQuaid/brew,DomT4/brew,mistydemeo/homebrew,sjackman/homebrew,gordonmcshane/homebrew,gregory-nisbet/brew,aw1621107/brew,bfontaine/brew,Homebrew/brew,gregory-nisbet/brew,zmwangx/brew,palxex/brew,reitermarkus/brew,pseudocody/brew,maxim-belkin/brew,rwhogg/brew,mgrimes/brew,JCount/brew,toonetown/homebrew,hanxue/linuxbrew,reitermarkus/brew,reitermarkus/brew,jmsundar/brew,Homebrew/brew,palxex/brew