fix(data-editor): don't crash appending a row to an empty row-oriented editor - #10651

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: dopplerhq/secrets-fetch-action@cd2efbf9a404504316435873eff298b82f7e0562. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/