implement to_network_address method

src/client/connection/request/error.rs

@@ -0,0 +1,16 @@
+use std::fmt::{Display, Formatter, Result};
+
+#[derive(Debug)]
+pub enum Error {
+    NetworkAddress(crate::gio::network_address::error::Error),
+}
+
+impl Display for Error {
+    fn fmt(&self, f: &mut Formatter) -> Result {
+        match self {
+            Self::NetworkAddress(e) => {
+                write!(f, "Network Address error: {e}")
+            }
+        }
+    }
+}