[OpenSmalltalk/opensmalltalk-vm] b51968: Update MacOS HowToBuilds reflecting Ronie's new Me...

 
  Branch: refs/heads/Cog
  Home:   https://github.com/OpenSmalltalk/opensmalltalk-vm
  Commit: b51968ca6c122200a9fb1e370bba10836085ff47
      https://github.com/OpenSmalltalk/opensmalltalk-vm/commit/b51968ca6c122200a9fb1e370bba10836085ff47
  Author: Eliot Miranda <[hidden email]>
  Date:   2019-03-27 (Wed, 27 Mar 2019)

  Changed paths:
    M build.macos32x86/HowToBuild
    M build.macos64x64/HowToBuild

  Log Message:
  -----------
  Update MacOS HowToBuilds reflecting Ronie's new Metal code, which ups the build
requirements to clang 10.  [ci skip]