southbridge: Remove useless include <device/pci_ids.h>

Change-Id: Ia640131479d4221ccd84613033f28de3932b8bff
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/30120
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>

src/southbridge/amd/rs780/rs780.c

@@ -18,7 +18,6 @@
 #include <arch/acpi.h>
 #include <device/device.h>
 #include <device/pci.h>
-#include <device/pci_ids.h>
 #include <device/pci_ops.h>
 #include <cpu/x86/msr.h>
 #include <cpu/amd/mtrr.h>