refactor 3-paths to fix encoding error

Author: XiaoQuark

Sprint-1/1-key-exercises/3-paths.js

@@ -1,11 +1,11 @@
 // The diagram below shows the different names for parts of a file path on a Unix operating system
 
-// ┌─────────────────────┬────────────┐
-// │          dir        │    base    │
-// ├──────┬              ├──────┬─────┤
-// │ root │              │ name │ ext │
+// ????????????????????????????????????
+// ?          dir        ?    base    ?
+// ????????              ??????????????
+// ? root ?              ? name ? ext ?
 // "  /    home/user/dir / file  .txt "
-// └──────┴──────────────┴──────┴─────┘
+// ????????????????????????????????????
 
 // (All spaces in the "" line should be ignored. They are purely for formatting.)