gist logs: print last url
gist logs: print last url

Closes Homebrew/homebrew#25514.

Signed-off-by: Mike McQuaid <a17fed27eaa842282862ff7c1b9c8395a26ac320@mikemcquaid.com>

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