scsi: ufs: use ufshcd_vops_dbg_register_dump for vendor specific dumps

We already have ufshcd_vops_dbg_register_dump() thus all
"hba->vops->dbg_register_dump" references can be replaced by it.

Link: https://lore.kernel.org/r/1577192466-20762-3-git-send-email-stanley.chu@mediatek.comReviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Can Guo <cang@codeaurora.org>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/ufs/ufshcd.c

@@ -428,8 +428,7 @@ static void ufshcd_print_host_regs(struct ufs_hba *hba)
 
 	ufshcd_print_clk_freqs(hba);
 
-	if (hba->vops && hba->vops->dbg_register_dump)
-		hba->vops->dbg_register_dump(hba);
+	ufshcd_vops_dbg_register_dump(hba);
 }
 
 static