scsi: ufs: core: Remove return statement in void function

Return statement is not useful at the end of "void" function.

Link: https://lore.kernel.org/r/20210929200640.828611-4-huobean@gmail.com


Signed-off-by: Bean Huo <beanhuo@micron.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>