message: Updates mac image in Azure to `macos-11`
  The previous version is deprecated.
diff: @@ -41,7 +41,7 @@ jobs:
  TEST_TARGET: 'linux_clang10'
  HOST_CONFIG: 'docker-linux-ubuntu20.04-x86_64-clang@10.0.0'
  osx_gcc:
  - VM_ImageName: 'macos-1015'
  + VM_ImageName: 'macos-11'
  CMAKE_EXTRA_FLAGS: '-DAXOM_ENABLE_SIDRE:BOOL=OFF -DAXOM_ENABLE_INLET:BOOL=OFF -DAXOM_ENABLE_KLEE:BOOL=OFF'
  TEST_TARGET: 'osx_gcc'
  windows:
  