fix(api): disable motors during the pipette attach and detach position

We don't know what pipettes are attached on the hardware controller side until we actually detect

api/src/opentrons/protocol_engine/commands/calibration/move_to_maintenance_position.py

@@ -7,7 +7,7 @@
 from pydantic import BaseModel, Field
 
 from opentrons.types import MountType, Point
-from opentrons.hardware_control.types import CriticalPoint
+from opentrons.hardware_control.types import CriticalPoint, Axis
 from opentrons.protocol_engine.commands.command import (
     AbstractCommandImpl,
     BaseCommand,
@@ -72,6 +72,7 @@ async def execute(
             critical_point=CriticalPoint.MOUNT,
         )
 
+        await self._hardware_api.disengage_axes([Axis.Z, Axis.A])
         return MoveToMaintenancePositionResult()