regulator: pf8x00: Fix typo for PF8200 chip name

Trivial typo fix.

Signed-off-by: Axel Lin <[e-mail]>
Reviewed-by: Adrien Grassein <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Mark Brown <[e-mail]>

drivers/regulator/pf8x00-regulator.c

···
 		name = "PF8121A";
 		break;
 	case PF8200:
-		name = "PF8100";
+		name = "PF8200";
 		break;
 	default:
 		dev_err(chip->dev, "Unknown pf8x00 device id 0x%x\n", dev_id);