message: refactor(api): Removes call to log.exception() when _parse_instrument_data() fails
  This logging fills up the screen when running factory tests, which can be confusing for testers. And
  it is not that useful of a log because this error is expected when no pipette is attached
diff: @@ -156,7 +156,6 @@ def _parse_instrument_data(smoothie_response):
  # because of how Smoothieware handles GCODE messages
  data = bytearray.fromhex(items[1])
  except (ValueError, IndexError, TypeError, AttributeError):
  - log.exception('Unexpected argument to _parse_instrument_data:')
  raise ParseError(
  'Unexpected argument to _parse_instrument_data: {}'.format(
  smoothie_response))
  