[TIRx][CUDA] Version-gate CUDA 12.8 tensor-map enums and fix registry-test lock leak - #20154

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/