Fix cache metrics - #83

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/dependency-review-action@98884d411b0f1c583e5ee579e7e897d4623019c2. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/