feat(core/group): handle preventDefault for events

[danielleroux]

💡 What is the current behavior?

GitHub Issue Number: Closes #1010 Closes #915 IX-902 IX-898 IX-1017

🏁 Checklist

A pull request can only be merged if all of these conditions are met (where applicable):

• 🦮 Accessibility (a11y) features were implemented
• 🗺️ Internationalization (i18n) - no hard coded strings
• 📲 Responsiveness - components handle viewport changes and content overflow gracefully
• 📄 Documentation was reviewed/updated (pnpm run docs)
• 🧪 Unit tests were added/updated and pass (pnpm test)
• 📸 Visual regression tests were added/updated and pass (Guide)
• 🧐 Static code analysis passes (pnpm lint)
• 🏗️ Successful compilation (pnpm build, changes pushed)

👨‍💻 Help & support

[changeset-bot]

🦋 Changeset detected

Latest commit: 6a9404c

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 5 packages

Name	Type
@siemens/ix	Minor
@siemens/ix-aggrid	Patch
@siemens/ix-angular	Minor
@siemens/ix-react	Minor
@siemens/ix-vue	Minor

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[github-actions]

Report of strictNullChecks (strictPropertyInitialization) check

Typescript check

Total errors are the same in both branches

ESLint check

Total ESLint warnings are the same in both branches