libflashrom.h: Add types not included in all projects

Add <stdbool.h> and <stdint.h> to allow compilation in fwupd.

Signed-off-by: Mario Limonciello <mario.limonciello@dell.com>
Change-Id: Ib48ddc6412f82677f43e445346dc64ccfadf2423
Reviewed-on: https://review.coreboot.org/c/flashrom/+/35155


Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jacob Garber <jgarber1@ualberta.ca>

libflashrom.h

@@ -20,6 +20,8 @@
 
 #include <sys/types.h>
 #include <stddef.h>
+#include <stdbool.h>
+#include <stdint.h>
 #include <stdarg.h>
 
 int flashrom_init(int perform_selfcheck);