docs: fix all contributors link (#1627)

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## PR Checklist

- [ ] Addresses an existing open issue: fixes #000
- [ ] That issue was marked as [`status: accepting
prs`](https://github.com/michaelfaith/eslint-plugin-package-json/issues?q=is%3Aopen+is%3Aissue+label%3A%22status%3A+accepting+prs%22)
- [ ] Steps in
[CONTRIBUTING.md](https://github.com/michaelfaith/eslint-plugin-package-json/blob/main/.github/CONTRIBUTING.md)
were taken

## Overview

<!-- Description of what is changed and how the code change does that.
-->

Author: michaelfaith

.github/CONTRIBUTING.md

@@ -87,7 +87,7 @@ Once all feedback is addressed and the PR is approved, we'll ensure the branch i
 
 #### Post-Merge Recognition
 
-Once your PR is merged, if you haven't yet been added to the [_Contributors_ table in the README.md](../README.md#contributors) for its [type of contribution](https://allcontributors.org/docs/en/emoji-key "Allcontributors emoji key"), you should be soon.
+Once your PR is merged, if you haven't yet been added to the [_Contributors_ table in the README.md](../README.md#contributors) for its [type of contribution](https://allcontributors.org/en/emoji-key/ "Allcontributors emoji key"), you should be soon.
 Please do ping the maintainer who merged your PR if that doesn't happen within 24 hours - it was likely an oversight on our end!
 
 ## Emojis & Appreciation