Now that OpenSSL 0.9.8 is dead, crypto_seed_rng() needs no args

It needed an argument before because it wasn't safe to call
RAND_poll() on openssl 0.9.8c if you had already opened more fds
than would fit in fd_set.

src/test/test_workqueue.c

@@ -356,7 +356,7 @@ main(int argc, char **argv)
 
   init_logging(1);
   crypto_global_init(1, NULL, NULL);
-  crypto_seed_rng(1);
+  crypto_seed_rng();
 
   rq = replyqueue_new(as_flags);
   tor_assert(rq);