pinctrl: samsung: Remove unneded semicolon

It's not needed an is just creating a null statement, so remove it.
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/samsung/pinctrl-exynos5440.c

@@ -284,7 +284,7 @@ static void exynos5440_dt_free_map(struct pinctrl_dev *pctldev,
 			if (!idx)
 				kfree(map[idx].data.configs.group_or_pin);
 		}
-	};
+	}
 
 	kfree(map);
 }