utils/lock.sh: remove redundant 'local'
utils/lock.sh: remove redundant 'local'

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