Fix broken Markdown link: http://www.speech.cs.cmu.edu/cgi-bin/cmudict#about

## Broken Markdown Link

A broken link was detected in the automated Markdown links workflow.

### Details

- **URL:** [http://www.speech.cs.cmu.edu/cgi-bin/cmudict#about](http://www.speech.cs.cmu.edu/cgi-bin/cmudict#about)
- **HTTP Status:** 0 (Failed)
- **File:** [`lib/node_modules/@stdlib/datasets/cmudict/README.md`](https://github.com/stdlib-js/stdlib/blob/develop/lib/node_modules/@stdlib/datasets/cmudict/README.md)

### Instructions

1. **Verify** the link is still broken (it may be a temporary issue).
2. **Investigate** what happened to the resource:
- Check the [Wayback Machine](https://web.archive.org/web/*/http://www.speech.cs.cmu.edu/cgi-bin/cmudict#about) for archived versions.
- Search for the resource at a new location.
- Determine if the resource has been permanently removed.
3. **Fix** using one of these approaches:
- Update with the correct/new URL if the resource moved.
- Link to an archived version if appropriate.
- Remove the link if the resource no longer exists and no suitable replacement can be found.
- Replace with an alternative resource that serves the same purpose.

### Pull Request Instructions

- Please use the following PR title format:
`docs: fix broken Markdown link (issue #)`
- Reference this issue in the "Related Issues" section of the PR body as `resolves #`.

---

This issue was created automatically by the Markdown links workflow.

Start in lib/node_modules/@stdlib/datasets/cmudict/README.md and verify whether the listed CMU Dictionary link still fails. Check the Wayback Machine and search for a current equivalent, then update, archive, remove, or replace the link; done means the README no longer contains a broken reference.

Scritto dal modello di indicizzazione a partire dal testo della issue.