read and write to nal

Software/MainBoard/rust/src/webserver/post_json.rs

@@ -7,7 +7,7 @@ use alloc::string::{String, ToString};
 use alloc::vec::Vec;
 use chrono::DateTime;
 use edge_http::io::server::Connection;
-use embedded_io_async::{Read, Write};
+use edge_nal::io::{Read, Write};
 use log::info;
 use serde::{Deserialize, Serialize};