fix(deps): update react monorepo to v19

Author: renovate[bot]

package.json

@@ -51,8 +51,8 @@
     "docusaurus-remark-plugin-tab-blocks": "3.1.0",
     "fast-glob": "3.3.2",
     "prism-react-renderer": "2.4.0",
-    "react": "18.3.1",
-    "react-dom": "18.3.1",
+    "react": "19.0.0",
+    "react-dom": "19.0.0",
     "react-markdown": "9.0.1",
     "sass": "1.82.0",
     "tiny-types": "1.23.0",