fix: inline variable in format string — radicle-job

This is now considered idiomatic Rust style. Found by clippy in Rust 1.88, but will work with Rust 1.84.1.

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

     fn node_run() -> (Uuid, Url) {
         let uuid = Uuid::new_v4();
         let log = Url::parse(&format!("https://example.com/ci/logs?run={}", uuid)).unwrap();
         let log = Url::parse(&format!("https://example.com/ci/logs?run={uuid}")).unwrap();
         (uuid, log)
     }