chore: update version to 1.2.4 and finalize changelog

[Coderrob]

This pull request includes a version bump for the plugin package, updating it from 1.2.3 to 1.2.4. The changelog has also been updated to reflect the new version and release date.

Version update:

• Updated the version field in packages/plugin/package.json from 1.2.3 to 1.2.4.

Changelog update:

• Added a new section for version 1.2.4 with the release date in CHANGELOG.md.

[Copilot]

Pull request overview

Bumps the plugin package version to 1.2.4 and updates the repository changelog to reflect the 1.2.4 release entry.

Changes:

• Updated @coderrob/eslint-plugin-zero-tolerance version from 1.2.3 to 1.2.4.
• Replaced the changelog top section header with a 1.2.4 release header dated 2026-04-28.

Reviewed changes

Copilot reviewed 2 out of 3 changed files in this pull request and generated 2 comments.

File	Description
packages/plugin/package.json	Version bump to 1.2.4 for the plugin package.
CHANGELOG.md	Adds/records the 1.2.4 release entry at the top of the changelog (currently replacing Unreleased).

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.