Fix leak in example code

Author: boazsegev

lib/facil/tls/fio_tls_missing.c

@@ -628,6 +628,7 @@ void FIO_TLS_WEAK fio_tls_destroy(fio_tls_s *tls) {
   fio_tls_destroy_context(tls);
   alpn_list_free(&tls->alpn);
   cert_ary_free(&tls->sni);
+  trust_ary_free(&tls->trust);
   free(tls);
 }