message: Specifies Axom's uberenv vcpkg url and commit
diff: "package_final_phase" : "hostconfig",
  "package_source_dir" : "../..",
  "spack_url": "https://github.com/spack/spack",
  -"spack_commit": "d98b433a3c14af5aaba03fd439f6e47cb970bac6"
  +"spack_commit": "d98b433a3c14af5aaba03fd439f6e47cb970bac6",
  +"vcpkg_url": "https://github.com/microsoft/vcpkg",
  +"vcpkg_commit": "b79f7675aaa82eb6c5a96ae764fb1ce379a9d5d6"
  }
  