Add all TipTap collaboration dependencies for Vercel build

Author: yoen-velt

apps/react/text-editors/libraries/tiptap/tiptap-demo/package.json

@@ -18,6 +18,7 @@
     "@tiptap/extension-underline": "^2.26.3",
     "@tiptap/react": "^2.26.3",
     "@tiptap/starter-kit": "^2.26.3",
+    "@tiptap/y-tiptap": "^3.0.0",
     "@veltdev/react": "^4.5.6-beta.17",
     "@veltdev/tiptap-crdt-react": "^4.5.0-beta.3",
     "@veltdev/tiptap-velt-comments": "^4.5.0-beta.14",