scsi: ufs: core: Add hibernation callbacks

Add freeze, thaw, and restore callbacks for hibernate and restore
functionality.

Link: https://lore.kernel.org/r/20230202161045.3956-2-quic_ahari@quicinc.com


Signed-off-by: Anjana Hari <quic_ahari@quicinc.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>