Move devices to a group.

List of given device serials will be moved to the specified group.

1. If the device is already part of any group: Move device to group and assign specified group in device management page.
   Note: if given device is part of a swarm, stack or controller, all associated devices will be moved to the target group.

2. If device is not part of any group: Assign specified group in device management page.

The 'preserve_config_overrides' parameter can be used to retain device configuration overrides when it is moved to UI group.
The configuration of devices of type mentioned in this list will be preserved when the device is moved to a UI group.
The device configuration will not be reset completely with the group level configuration
This is supported only for AOS_CX devices.