Update React dependency for examples (#870)

Author: Nicolapps

package-lock.json

@@ -30,8 +30,8 @@
     "convex": "^1.29.0",
     "convex-helpers": "file:packages/convex-helpers/dist",
     "hono": "^4.3.6",
-    "react": "^19.0.0",
-    "react-dom": "^19.0.0",
+    "react": "^19.2.1",
+    "react-dom": "^19.2.1",
     "usehooks-ts": "^3.1.0",
     "vite": "^6.0.3 <7.0.0",
     "zod": "^4.1",