[ARM] 4546/1: s3c2410: fix architecture typo for s3c2442

From: Krzysztof Helt <krzysztof.h1@wp.pl>

This patch fixes a typo in architecture constant name.
The kernel for s3c2442 machines does not build without
this fix.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Acked-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-s3c2442/Kconfig

@@ -6,7 +6,7 @@
 
 config CPU_S3C2442
 	bool
-	depends on ARCH_S3C2420
+	depends on ARCH_S3C2410
 	select S3C2410_CLOCK
 	select S3C2410_GPIO
 	select S3C2410_PM if PM