Merge branch 'sg/ci-brew-gcc-workaround'

Dev support update. * sg/ci-brew-gcc-workaround: ci/lib.sh: update a comment about installed P4 and Git-LFS versions ci: disable Homebrew's auto cleanup ci: don't update Homebrew

Junio C Hamano committed Jul 11, 2019 at 15:16 UTC e1cee0b84335c2ad9ffbbcb96d34850eeb5f17fd

No changes.