Refactor: add missing or_directory where needed.

This commit adds the missing `_or_directory` to any example which is
specifying an action affecting a file or a directory, but uses the
token `{{path/to/file}}` instead of `{{path/to/file_or_directory}}`.

pages/common/asar.md

@@ -2,9 +2,9 @@
 
 > A file archiver for the Electron platform.
 
-- Archive a file or folder:
+- Archive a file or directory:
 
-`asar pack {{path/to/file}} {{archived.asar}}`
+`asar pack {{path/to/file_or_directory}} {{archived.asar}}`
 
 - Extract an archive: