fix(nr-8px): JSR reads its high target byte last; DMC timer phase, load-DMA delay and $4016 bit deletion match Mesen2 - #3341

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: dorny/paths-filter@v3. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/