hv: mod: do not use explicit arch name when including headers

Instead of "#include <x86/foo.h>", use "#include <asm/foo.h>".

In other words, we are adopting the same practice in Linux kernel.

Tracked-On: #5920
Signed-off-by: Liang Yi <yi.liang@intel.com>
Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>

hypervisor/boot/acpi_base.c

@@ -29,12 +29,12 @@
 #include <types.h>
 #include <rtl.h>
 #include "acpi.h"
-#include <x86/pgtable.h>
-#include <x86/ioapic.h>
+#include <asm/pgtable.h>
+#include <asm/ioapic.h>
 #include <logmsg.h>
 #include <acrn_common.h>
 #include <util.h>
-#include <x86/e820.h>
+#include <asm/e820.h>
 #include <multiboot.h>
 
 static struct acpi_table_rsdp *acpi_rsdp;