regulator: sky81452: Modify dependent Kconfig symbol

Signed-off-by: NGyungoh Yoo <jack.yoo@skyworksinc.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

drivers/regulator/Kconfig

@@ -547,7 +547,7 @@ config REGULATOR_S5M8767
 
 config REGULATOR_SKY81452
 	tristate "Skyworks Solutions SKY81452 voltage regulator"
-	depends on SKY81452
+	depends on MFD_SKY81452
 	help
 	  This driver supports Skyworks SKY81452 voltage output regulator
 	  via I2C bus. SKY81452 has one voltage linear regulator can be