change sample

src/main.rs

@@ -7,7 +7,7 @@ use std::time::Duration;
 fn main() {
     let device = rodio::default_output_device().unwrap();
 
-    let file = std::fs::File::open("beep.wav").unwrap();
+    let file = std::fs::File::open("media/c64sid-ch1.wav").unwrap();
     let beep1 = rodio::play_once(&device, BufReader::new(file)).unwrap();
     beep1.set_volume(0.2);
     println!("Started beep1");