fix(src/bin/radicle-native-ci.rs): allow large error values — radicle-native-ci

Signed-off-by: Lars Wirzenius liw@liw.fi

 //!   cargo test --locked --workspace
 //! ```
 #![allow(clippy::result_large_err)]
 use std::{env::args, error::Error, process::exit};
 use radicle_native_ci::engine::{Engine, EngineError};