os/mac: ignore apps found in Time Machine backups.
os/mac: ignore apps found in Time Machine backups.

These can introduce confusion on e.g. outdated Xcode versions when they
are the only (or first) versions that are found.

DomT4/brew,mgrimes/brew,konqui/brew,claui/brew,MikeMcQuaid/brew,mahori/brew,alyssais/brew,aw1621107/brew,pseudocody/brew,Linuxbrew/brew,sjackman/homebrew,reelsense/brew,claui/brew,Homebrew/brew,jmsundar/brew,konqui/brew,Linuxbrew/brew,mahori/brew,pseudocody/brew,hanxue/linuxbrew,Linuxbrew/brew,maxim-belkin/brew,jmsundar/brew,vitorgalvao/brew,DomT4/brew,nandub/brew,reitermarkus/brew,ilovezfs/brew,konqui/brew,JCount/brew,ilovezfs/brew,jmsundar/brew,alyssais/brew,reelsense/brew,Homebrew/brew,palxex/brew,reitermarkus/brew,sjackman/homebrew,nandub/brew,hanxue/linuxbrew,JCount/brew,EricFromCanada/brew,Linuxbrew/brew,hanxue/linuxbrew,vitorgalvao/brew,mahori/brew,EricFromCanada/brew,claui/brew,claui/brew,reelsense/brew,nandub/brew,DomT4/brew,maxim-belkin/brew,pseudocody/brew,JCount/brew,sjackman/homebrew,ilovezfs/brew,aw1621107/brew,EricFromCanada/brew,Homebrew/brew,sjackman/homebrew,JCount/brew,reitermarkus/brew,alyssais/brew,Homebrew/brew,mgrimes/brew,aw1621107/brew,mgrimes/brew,maxim-belkin/brew,vitorgalvao/brew,EricFromCanada/brew,palxex/brew,palxex/brew,vitorgalvao/brew,nandub/brew,DomT4/brew,MikeMcQuaid/brew,mahori/brew,MikeMcQuaid/brew,reitermarkus/brew,konqui/brew,MikeMcQuaid/brew