fix(agentic): inline format arg in writeln! to satisfy clippy::uninlined_format_args

Rust 1.88 enforces clippy::uninlined_format_args as a style lint under
-D warnings. Change `writeln!(stdin, "{}", password)` to the inline
form `writeln!(stdin, "{password}")`.

src-tauri/src/commands/agentic.rs

@@ -25,7 +25,7 @@ pub fn run_sudo_command(password: &str, args: &[&str]) -> Result<SudoOutput, Str
         .map_err(|e| format!("Failed to spawn sudo: {e}"))?;
 
     if let Some(mut stdin) = child.stdin.take() {
-        writeln!(stdin, "{}", password)
+        writeln!(stdin, "{password}")
             .map_err(|e| format!("Failed to write password to stdin: {e}"))?;
     }