chore: bump Next.js example dependency versions

Author: niemyjski

example/nextjs/package.json

@@ -10,9 +10,9 @@
   "dependencies": {
     "@exceptionless/browser": "3.0.0-dev",
     "@exceptionless/node": "3.0.0-dev",
-    "next": "^16.2.1",
-    "react": "^19.2.4",
-    "react-dom": "^19.2.4"
+    "next": "^16.2.6",
+    "react": "^19.2.6",
+    "react-dom": "^19.2.6"
   },
   "type": "module",
   "publishConfig": {