FROMGIT: scsi: ufs: Remove the 'update_scaling' local variable

This patch does not change any functionality but makes the next patch in
this series easier to read.

Link: https://lore.kernel.org/r/20211203231950.193369-12-bvanassche@acm.org


Tested-by: Bean Huo <beanhuo@micron.com>
Reviewed-by: Bean Huo <beanhuo@micron.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit 3eb9dcc0 git://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git

 for-next)
Bug: 204438323
Change-Id: I5a420ba06517e65aa2cbabf08c2fc78de2490def
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>