soc/amd/common/block/pi/image: replace stdbool.h include with types.h

Apart from the bool type, uint8_t, uint32_t and uint64_t are used in
this file, so include types.h instead of stdbool.h.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I30088d68132058f40b974fbaa822f322b58ed6c7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57723
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>

src/soc/amd/common/block/pi/image.c

@@ -2,7 +2,7 @@
 
 #include <agesa_headers.h>
 #include <amdblocks/image.h>
-#include <stdbool.h>
+#include <types.h>
 
 /* Check if the image has the desired module. */
 static bool validate_image(void *module_chain, const char module_signature[8])