ARM: S3C24xx: delete double assignment

Delete successive assignments to the same location.

A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@
expression i;
@@

*i = ...;
 i = ...;
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-s3c24xx/mach-h1940.c

@@ -380,7 +380,7 @@ int h1940_led_blink_set(unsigned gpio, int state,
 	default:
 		blink_gpio = S3C2410_GPA(3);
 		check_gpio1 = S3C2410_GPA(1);
-		check_gpio1 = S3C2410_GPA(7);
+		check_gpio2 = S3C2410_GPA(7);
 		break;
 	}