docs: remove "cache" from app.getPath (#33509)

docs/api/app.md

@@ -637,7 +637,6 @@ Returns `string` - The current application directory.
     * `~/Library/Application Support` on macOS
   * `userData` The directory for storing your app's configuration files, which by
     default it is the `appData` directory appended with your app's name.
-  * `cache`
   * `temp` Temporary directory.
   * `exe` The current executable file.
   * `module` The `libchromiumcontent` library.