message: Fix tests on non-unix non-x86/64
  Follow-up to The PR left in a redundant line and so failed to fix the case of non-Unix non-x86/64 test runs. `.with_measurement(CyclesPerByte)` must not be called on non-x86/64 systems.
  Related comment:
diff: @@ -95,8 +95,7 @@ criterion_group!(
  #[cfg(not(unix))]
  criterion_group!(
  name = benches;
  - config = setup_criterion()
  - .with_measurement(CyclesPerByte);
  + config = setup_criterion();
  targets = bench
  );
  criterion_main!(benches);
  