Update npm: React to v19.2.1 (#776)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -30,8 +30,8 @@
     "jotai": "^2.13.1",
     "next": "16.0.6",
     "next-seo": "^6.8.0",
-    "react": "19.2.0",
-    "react-dom": "19.2.0",
+    "react": "19.2.1",
+    "react-dom": "19.2.1",
     "rehype-external-links": "^3.0.0",
     "zod": "^4.1.3"
   },