pytrap: fix include <sys/time.h> for gettimeofday

Author: Dakevid

pytrap/src/unirecmodule.c

@@ -10,6 +10,7 @@
 #include <getopt.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/time.h>
 
 #include "fields.h"
 #include "unirectemplate.h"