Downgraded upload and download-artifact@v4 to v3

[Unique-Usman]

Describe the changes you have made in this PR

The actions/upload-artifact@v4 actions/download-artifact@v4 and is not yet supported in GHES See https://github.com/actions/upload-artifact/issues/478

Fixes #44

Checklist

• [ ] Self-review of changed code
• [ ] Added automated tests where applicable
• [ ] Update Docs & Guides