fix(lint): resolve useless_format flagged by current stable clippy (#64)

* fix(lint): resolve useless_format flagged by current stable clippy

format!("{}", path) -> path.to_string() in tokens.rs. New stable
clippy (1.90) fails the Lint job on -D warnings; main last passed on
the previous toolchain.

* ci: retrigger — push event was not delivered

Author: fohara

crates/lash-agent/src/tokens.rs

@@ -61,7 +61,7 @@ pub fn summarize_task_file(
     };
 
     let mut parts = vec![
-        format!("{}", path),
+        path.to_string(),
         format!("{} tasks", total_tasks),
         format!("{}% complete", completion_pct),
     ];