req->content_length or resp-> ?

[DanDejy]

https://github.com/avrxml/asf/blame/68cddb46ae5ebc24ef8287a8d4c61a6efa5e2848/common/components/wifi/winc1500/http_downloader_example/iot/http/http_client.c#L649

IMO
in _http_client_handle_header()
module->req.content_length= -1;
should be
module->resp.content_length= -1;