verify_files.c: Added missing include for cf3.defs.h

This file requires the definition of the enum `PromiseResult`.

Signed-off-by: Lars Erik Wik <lars.erik.wik@northern.tech>

Author: larsewi

cf-agent/verify_files.c

@@ -59,6 +59,7 @@
 #include <known_dirs.h>
 #include <evalfunction.h>
 #include <changes_chroot.h>     /* PrepareChangesChroot(), RecordFileChangedInChroot() */
+#include <cf3.defs.h>
 
 static PromiseResult FindFilePromiserObjects(EvalContext *ctx, const Promise *pp);
 static PromiseResult VerifyFilePromise(EvalContext *ctx, char *path, const Promise *pp);