powerpc: Fix format string warning in arch/powerpc/boot/main.c

Fix format string warning in arch/powerpc/boot/main.c. Also correct
a typo ("uncomressed") on the same line.

BOOTCC arch/powerpc/boot/main.o
arch/powerpc/boot/main.c: In function 'prep_kernel':
arch/powerpc/boot/main.c:65: warning: format '%08x' expects type
'unsigned int', but argument 3 has type 'long unsigned int'

Signed-off-by: Jon Smirl <[e-mail]>
Acked-by: David Gibson <[e-mail]>
Signed-off-by: Paul Mackerras <[e-mail]>

arch/powerpc/boot/main.c

···
 		 */
 		if ((unsigned long)_start < ei.loadsize)
 			fatal("Insufficient memory for kernel at address 0!"
-			       " (_start=%p, uncomressed size=%08x)\n\r",
+			       " (_start=%p, uncompressed size=%08lx)\n\r",
 			       _start, ei.loadsize);
 
 		if ((unsigned long)_end < ei.memsize)