Move AmazonWebServicesFormula to formula_specialties
Move AmazonWebServicesFormula to formula_specialties

Enough formulae in core depend on this, pull it in here.
When multi-repo support lands, perhaps we could set up Homebrew-AWS.

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