scsi: ufs: core: Refactor ufshcd_hba_enable()

Use "if error return" style in ufshcd_hba_enable().  No functional change.

Cc: Bart Van Assche <bvanassche@acm.org>
Cc: Alim Akhtar <alim.akhtar@samsung.com>
Signed-off-by: Keoseong Park <keosung.park@samsung.com>
Link: https://lore.kernel.org/r/20221028073553epcms2p6dc4f8bdbebdc8f96f43fc4197b3edd0c@epcms2p6


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