chore(deps): bump github.com/grafana/grafana-plugin-sdk-go from 0.292.0 to 0.294.0 - #33

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093, actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea, actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/