src/soc: Add missing 'include <types.h>'

<types.h> is supposed to provide <stdint.h> and <stddef.h>.
When <types.h> is included, <stdint.h> and/or <stddef.h> is removed.

Change-Id: I2db0a647bc657a3626cb5e78f23e9198e290261a
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32810
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>
diff --git a/src/soc/amd/stoneyridge/southbridge.c b/src/soc/amd/stoneyridge/southbridge.c
index bf8787c..84db3dd 100644
--- a/src/soc/amd/stoneyridge/southbridge.c
+++ b/src/soc/amd/stoneyridge/southbridge.c
@@ -14,7 +14,6 @@
  */
 
 #include <console/console.h>
-
 #include <device/mmio.h>
 #include <bootstate.h>
 #include <cpu/x86/smm.h>
@@ -36,6 +35,7 @@
 #include <soc/pci_devs.h>
 #include <agesa_headers.h>
 #include <soc/nvs.h>
+#include <types.h>
 
 /*
  * Table of devices that need their AOAC registers enabled and waited