Bump github.com/ethereum/go-ethereum from 1.15.0 to 1.17.6 in /seth - #2856

Credentials could not be loaded, please check your action inputs: Could not load credentials from any providers

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b, aws-actions/configure-aws-credentials@e3dd6a429d7300a6a4c196c26e071d42e0343502. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/