update-report: don't show new, installed formulae.
update-report: don't show new, installed formulae.

These were those migrated from other taps but if they are installed
already: they aren't new to that user.

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