message: move to safe probe height before looping through switches
diff: @@ -65,14 +65,14 @@ def probe_instrument(instrument, robot) -> Point:
  'x': [], 'y': [], 'z': []
  }
  + safe_height = center.z + Z_CROSSOVER_CLEARANCE
  +
  robot.home()
  + robot.poses = instrument._move(robot.poses, z=safe_height)
  for axis, *probing_vector, distance in hot_spots:
  x, y, z = array(probing_vector) + center
  - safe_height = center.z + Z_CROSSOVER_CLEARANCE
  -
  - robot.poses = instrument._move(robot.poses, z=safe_height)
  robot.poses = instrument._move(robot.poses, x=x, y=y)
  robot.poses = instrument._move(robot.poses, z=z)
  