hv/mod-irq: use arch specific header files

Requires explicit arch path name in the include directive.

The config scripts was also updated to reflect this change.

Tracked-On: #5825
Signed-off-by: Peter Fang <peter.fang@intel.com>
Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>

hypervisor/arch/x86/gdt.c

@@ -5,8 +5,8 @@
  */
 
 #include <types.h>
-#include <gdt.h>
-#include <per_cpu.h>
+#include <x86/gdt.h>
+#include <x86/per_cpu.h>
 
 static void set_tss_desc(struct tss_64_descriptor *desc,
 		uint64_t tss, size_t tss_limit, uint32_t type)