istream-tee: use istream_free_handler() instead of istream_close()
istream-tee: use istream_free_handler() instead of istream_close()

istream_close() is deprecated.

CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy