soc/intel/xeon_sp: Don't use common block acpi.h

Don't use the common block acpi.h when we aren't using the
COMMON_ACPI config. Fixes a dependency build issue in an upcoming
commit.

Change-Id: I3b80f7bbdf81e594fdde5b750c666edd8ca7268d
Signed-off-by: Marc Jones <marcjones@sysproconsulting.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48254
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jay Talbott <JayTalbott@sysproconsulting.com>
Reviewed-by: Jonathan Zhang <jonzhang@fb.com>
diff --git a/src/soc/intel/xeon_sp/cpx/soc_acpi.c b/src/soc/intel/xeon_sp/cpx/soc_acpi.c
index 599ccff..8e73008 100644
--- a/src/soc/intel/xeon_sp/cpx/soc_acpi.c
+++ b/src/soc/intel/xeon_sp/cpx/soc_acpi.c
@@ -8,7 +8,7 @@
 #include <cpu/intel/turbo.h>
 #include <device/mmio.h>
 #include <device/pci.h>
-#include <intelblocks/acpi.h>
+#include <intelblocks/cpulib.h>
 #include <soc/acpi.h>
 #include <soc/cpu.h>
 #include <soc/iomap.h>