message: refactor(api): clean up command publisher
diff: @@ -65,7 +65,7 @@ def test_aspirate_zero_volume(local_test_pipette, robot):
  assert robot.commands() == []
  p200.tip_attached = True
  p200.aspirate(0)
  - assert robot.commands() == ['Aspirating 0 uL from ? at 1.0 speed'] # noqa
  + assert robot.commands() == ['Aspirating 0.0 uL from ? at 1.0 speed'] # noqa
  @pytest.mark.api1_only
  