Quote mv command so paths with ' work.

src/main.rs

@@ -69,7 +69,7 @@ fn print_dupes(lib: &MovieLibrary) {
     }
     delete_paths.sort();
     for path in &delete_paths {
-        println!("mv '{}' /storage/media/to-be-deleted/", path);
+        println!(r#"mv "{}" /storage/media/to-be-deleted/"#, path);
     }
 }