Support compressed pprof scrape responses - #6401

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: fkirc/skip-duplicate-actions@f75f66ce1886f00957d99748a42c724f4330bdcf. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/