chore(homebrew): point the formula at the v3.9 release tarball - #317

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, mymindstorm/setup-emsdk@v14. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Failed to save: <h2>Our services aren't available right now</h2><p>We're working to restore all services as soon as possible. Please check back soon.</p>0mZDDagAAAAAgDxygHT49TpsyHpAtlWYcQ0gxQUEyMDMwODE0MDI1AEVkZ2U=

No cached files found at path "/home/runner/work/CWIST/CWIST/emsdk-cache" - downloading and caching emsdk.

Failed to restore: Cache service responded with 400