More fixing of update-homebrew.sh
More fixing of update-homebrew.sh

jszroberto/spruce,thomasmmitchell/spruce,thomasmmitchell/spruce,HeavyWombat/spruce,geofffranks/spruce,geofffranks/spruce,thomasmmitchell/spruce,HeavyWombat/spruce,geofffranks/spruce,HeavyWombat/spruce,jszroberto/spruce,jszroberto/spruce