Bump stefanzweifel/git-auto-commit-action from 7.1.0 to 7.2.0 - #419

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: pascalgn/automerge-action@v0.16.4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/