feat(deps): remove node.js 23

[MikeMcC399]

Situation

Node.js 23.x transitioned into End-of-life status on June 1, 2025.

Change

This PR removes Node.js 23:

• from the matrix of tested nodes under .github/workflows/example-node-versions.yml
• from the README > Examples section
• from the README > Node.js > Support section

and adds the change to the CHANGELOG.

Comments

• Although there is no change to the action itself, this PR triggers a minor version release in order to republish the README to the npm registry for reference. It also provides a release milestone for reference in the CHANGELOG.

[cypress-app-bot]

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[github-actions]

🎉 This PR is included in version 6.10.0 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

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