Bump the next group across 1 directory with 2 updates

Bumps the next group with 2 updates in the / directory: [@tanstack/react-query](https://github.com/TanStack/query/tree/HEAD/packages/react-query) and [next](https://github.com/vercel/next.js).


Updates `@tanstack/react-query` from 5.59.15 to 5.66.0
- [Release notes](https://github.com/TanStack/query/releases)
- [Commits](https://github.com/TanStack/query/commits/v5.66.0/packages/react-query)

Updates `next` from 14.2.15 to 15.1.6
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v14.2.15...v15.1.6)

---
updated-dependencies:
- dependency-name: "@tanstack/react-query"
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: next
- dependency-name: next
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: next
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

apps/nodepen-client/package.json

@@ -11,10 +11,10 @@
   "dependencies": {
     "@nodepen/core": "^2.0.0",
     "@nodepen/nodes": "^2.0.0",
-    "@tanstack/react-query": "^5.59.15",
+    "@tanstack/react-query": "^5.66.0",
     "graphql": "^16.9.0",
     "graphql-tag": "^2.12.6",
-    "next": "14.2.15",
+    "next": "15.1.6",
     "next-images": "^1.8.5",
     "react": "^18.3",
     "react-dom": "^18.0"