chore(site): update Base UI from beta to stable release (#610)

site/package.json

@@ -20,7 +20,7 @@
     "@astrojs/react": "^4.4.0",
     "@astrojs/rss": "^4.0.12",
     "@astrojs/sitemap": "^3.6.0",
-    "@base-ui-components/react": "1.0.0-beta.4",
+    "@base-ui/react": "^1.2.0",
     "@mux/mux-node": "^12.8.1",
     "@mux/mux-uploader-react": "^1.4.1",
     "@nanostores/react": "^1.0.0",