Update OpenAPI 3.1 Descriptions - #7451

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@11d5960a326750d5838078e36cf38b85af677262, actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020, actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065, mattpage/redocly-cli-lint-action@63f131fbfd009e0e32d01ccae6dbfbed3706ad88. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/