Adding Rale4J project to showcase list

[jvlavan]

Pre-flight checklist

• I have read the Contributing Guidelines on pull requests.

Motivation

Adding Rale4j to the Docusaurus users list to showcase our project and its documentation site.

Test Plan

• Verified that the users.tsx file contains the correct information.
• Ensured the image follows the required format and guidelines.

[facebook-github-bot]

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[github-actions]

⚡️ Lighthouse report for the deploy preview of this PR

URL	Performance	Accessibility	Best Practices	SEO	Report
/	🟠 57	🟢 98	🟢 100	🟢 100	Report
/docs/installation	🟠 50	🟢 97	🟢 100	🟢 100	Report
/docs/category/getting-started	🟠 72	🟢 100	🟢 100	🟠 86	Report
/blog	🟠 63	🟢 96	🟢 100	🟠 86	Report
/blog/preparing-your-site-for-docusaurus-v3	🟠 62	🟢 92	🟢 100	🟢 100	Report
/blog/tags/release	🟠 63	🟢 96	🟢 100	🟠 86	Report
/blog/tags	🟠 73	🟢 100	🟢 100	🟠 86	Report

[jvlavan]

• CLA Signed

[facebook-github-bot]

Thank you for signing our Contributor License Agreement. We can now accept your code for this (and any) Meta Open Source project. Thanks!

[Josh-Cena]

Thanks, but as explained in this file, you should use #7826 instead of submitting PRs.

[jvlavan]

Thanks, but as explained in this file, you should use #7826 instead of submitting PRs.

ok Josh cena ,I added in discussions