[ARM] Anubis: Fix sparse warnings for items that should be static

Make 'anubis_ide_platdata' statis as it is not used outside
the file it is in, fixing the following sparse warning:

mach-anubis.c:246:27: warning: symbol 'anubis_ide_platdata' was not declared. Should it be static?
Signed-off-by: NBen Dooks <ben@simtec.co.uk>
Signed-off-by: NBen Dooks <ben-linux@fluff.org>

arch/arm/mach-s3c2440/mach-anubis.c

@@ -243,7 +243,7 @@ static struct s3c2410_platform_nand anubis_nand_info = {
 
 /* IDE channels */
 
-struct pata_platform_info anubis_ide_platdata = {
+static struct pata_platform_info anubis_ide_platdata = {
 	.ioport_shift	= 5,
 };