Update broken web addresses in arch directory.

The patch below updates broken web addresses in the arch directory.

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Cc: Finn Thain <fthain@telegraphics.com.au>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Reviewed-by: Finn Thain <fthain@telegraphics.com.au>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 939bccd..e5be994 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -105,7 +105,7 @@
 	bool "Ajeco 1ARM Single Board Computer"
 	help
 	  Select this if you are using Ajeco's 1ARM Single Board Computer.
-	  <http://www.ajeco.fi/products.htm>
+	  <http://www.ajeco.fi/>
 
 config ARCH_AT91RM9200DK
 	bool "Atmel AT91RM9200-DK Development board"
@@ -137,7 +137,7 @@
 	bool "Conitec ARM&EVA"
 	help
 	  Select this if you are using Conitec's AT91RM9200-MCU-Module.
-	  <http://www.conitec.net/english/linuxboard.htm>
+	  <http://www.conitec.net/english/linuxboard.php>
 
 config MACH_ATEB9200
 	bool "Embest ATEB9200"
@@ -149,7 +149,7 @@
 	bool "KwikByte KB920x"
 	help
 	  Select this if you are using KwikByte's KB920x board.
-	  <http://kwikbyte.com/KB9202_description_new.htm>
+	  <http://www.kwikbyte.com/KB9202.html>
 
 config MACH_PICOTUX2XX
 	bool "picotux 200"