message: build bots: try MacOS 12
diff: @@ -13,10 +13,10 @@ jobs:
  compiler: [g++-11, clang++-14, clang++-15]
  build_type: [Release, Debug]
  include:
  - - os: macos-latest
  + - os: macos-12
  compiler: clang++
  build_type: Release
  - - os: macos-latest
  + - os: macos-12
  compiler: clang++
  build_type: Debug
  