scsi: ufs: ufshpb: Clean up ufshpb_suspend()/resume()

ufshpb_resume() is only called when the HPB state is HPB_SUSPEND, so the
check statement for "ufshpb_get_state(hpb) != HPB_PRESENT" is useless.

Link: https://lore.kernel.org/r/20220505134707.35929-7-huobean@gmail.com


Reviewed-by: Keoseong Park <keosung.park@samsung.com>
Signed-off-by: Bean Huo <beanhuo@micron.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>