audit: add check for 'head' and 'head do' both present
audit: add check for 'head' and 'head do' both present

Closes Homebrew/homebrew#44626.

Signed-off-by: Baptiste Fontaine <bfee279af59f3e3f71f7ce1fa037ea7b90f93cbf@yahoo.fr>

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