chore(web): bump Tiptap and DOMPurify dependencies

[hejsztynx]

Summary

Closes #802

Bumped tiptap and dompurify dependencies in the library package to their current latest versions.

All web tests pass.

Test Plan

Reinstall dependencies, build and run the example-web app.

Compatibility

OS	Implemented
iOS	❌
Android	❌
Web	✅

Checklist

• E2E tests are passing
• Required E2E tests have been added (if applicable)

[Copilot]

Copilot review overview

🟡 Changes recommended

Update the docs workspace lockfile so the vulnerable DOMPurify version is no longer installed.

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Review effort: Lite
Findings: 1

Open (1)

• Update docs lockfile to resolve vulnerable DOMPurify dependency · New

What changed in this PR

Updates Tiptap and DOMPurify to patched versions and refreshes the root lockfile.

Changes:

• Bumps Tiptap packages to 3.31.3.
• Bumps DOMPurify to 3.4.15.
• Refreshes related dependencies.

File	Summary
package.json	Updates direct dependency versions; the docs workspace still resolves DOMPurify 3.4.11.
yarn.lock	Locks updated root dependencies and transitive packages.

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