[IA64] cyclone.c: Add includes for build on uni-processor.

Small patch to fix the includes for the cyclone timer.  We just happen to be
getting these if CONFIG_SMP is on, but if it's turned off the build breaks.
Signed-off-by: Jesse Barnes <jbarnes@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

arch/ia64/kernel/cyclone.c

+#include <linux/module.h>
 #include <linux/smp.h>
 #include <linux/time.h>
 #include <linux/errno.h>
+#include <asm/io.h>
 
 /* IBM Summit (EXA) Cyclone counter code*/
 #define CYCLONE_CBAR_ADDR 0xFEB00CD0