Fixed bug when if error occurred then requests is not freed and causing segfault on next error

lib/rest.c

@@ -19,6 +19,8 @@ void _ld_set_last_rest_error(struct ld_context *ctx, req_t *req)
     json_error_t err;
     json_t *res = json_loads(req->text, 0, &err);
 
+    requests_close(req);
+
     if (!res)
     {
         log_error("failed to parse json at line %d: %s", err.line, err.text);