fixed typos & formatting

tests/byte.rs

@@ -25,10 +25,9 @@ fn byte_read_content() {
 #[test]
 fn byte_parse_string() {
     let file: &[u8] = Assets::get("file1.txt").expect("Can't find file");
-
     let string = str::from_utf8(file).expect("Failed to parse file");
 
-    println!("{string}");
+    assert_eq!(string, "file1");
 }
 
 #[test]