fixup! feat: integrate iOS interop client into interop tests

interop/src/clients/corecrypto/ios.rs

@@ -22,7 +22,6 @@ use base64::{engine::general_purpose, Engine as _};
 use color_eyre::eyre::Result;
 use core_crypto::prelude::{KeyPackage, KeyPackageIn};
 use std::cell::{Cell, RefCell};
-use std::fmt::{Display, Formatter};
 use std::fs;
 use std::io::{BufRead, BufReader};
 use std::process::{Child, ChildStdout, Command, Stdio};
@@ -46,16 +45,11 @@ enum InteropResult {
 }
 
 #[derive(Error, Debug)]
+#[error("simulator driver error: {msg}")]
 struct SimulatorDriverError {
     msg: String,
 }
 
-impl Display for SimulatorDriverError {
-    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
-        write!(f, "simulator driver error: {}", self.msg)
-    }
-}
-
 impl SimulatorDriver {
     fn new(device: String, application: String) -> Self {
         log::info!("launching application: {}", application);