Update default bundle to 2.22.4

[github-actions]

This pull request updates the default CodeQL bundle, as used with tools: linked and on GHES, to 2.22.4.

[Copilot]

Pull Request Overview

This pull request updates the default CodeQL bundle version from 2.22.3 to 2.22.4, affecting the bundled version used with tools: linked and on GitHub Enterprise Server (GHES).

• Updates bundle and CLI versions to 2.22.4
• Shifts prior versions to track the previous 2.22.3 release
• Documents the change in the changelog

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
src/defaults.json	Updates bundle and CLI versions to 2.22.4, shifts prior versions to 2.22.3
lib/defaults.json	Generated JavaScript equivalent of the TypeScript source changes
CHANGELOG.md	Adds changelog entry documenting the bundle version update

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