Update demo dependencies

Author: titouanmathis

packages/demo/package.json

@@ -17,8 +17,8 @@
   "dependencies": {
     "@studiometa/js-toolkit": "^2.12.1",
     "@studiometa/ui": "^0.2.54",
-    "tailwindcss": "^4.0.0-alpha.29",
-    "vue": "^3.5.12"
+    "tailwindcss": "^4.0.0-beta.6",
+    "vue": "^3.5.13"
   },
   "imports": {
     "#*": "./src/*"