fix: drop eMudhra roots, bump Go to 1.26.10 and patch vulnerable deps - #196

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/setup-go@4dc6199c7b1a012772edbd06daecab0f50c9053c, actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4, goreleaser/goreleaser-action@e435ccd777264be153ace6237001ef4d979d3a7a. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/