regulator: tps51632: Fix trivial typo for TPS51632 Kconfig help text

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

drivers/regulator/Kconfig

@@ -341,7 +341,7 @@ config REGULATOR_TPS51632
 	select REGMAP_I2C
 	help
 	  This driver supports TPS51632 voltage regulator chip.
-	  The TPS52632 is 3-2-1 Phase D-Cap+ Step Down Driverless Controller
+	  The TPS51632 is 3-2-1 Phase D-Cap+ Step Down Driverless Controller
 	  with Serial VID control and DVFS.
 	  The voltage output can be configure through I2C interface or PWM
 	  interface.