message: Add packageHash
  Summary:
  Blocked by D6473
  Fixes T4155
  Test Plan: Tha package hash is printed.
  Reviewers: davidn, jamesn
  Maniphest Tasks: T4155
diff: @@ -247,7 +247,9 @@ se::DeviceDescription* PoplarExecutor::PopulateDeviceDescription() const {
  se::internal::DeviceDescriptionBuilder builder;
  builder.set_name("Poplar");
  - builder.set_platform_version(poplar::versionString());
  + const auto version =
  + poplar::versionString() + " (" + poplar::packageHash() + ")";
  + builder.set_platform_version(version);
  auto built = builder.Build();
  return built.release();
  