Bump next from 15.4.0-canary.128 to 15.4.8 in /packages/third-parties

Bumps [next](https://github.com/vercel/next.js) from 15.4.0-canary.128 to 15.4.8.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.4.0-canary.128...v15.4.8)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.4.8
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

packages/third-parties/package.json

@@ -26,7 +26,7 @@
     "third-party-capital": "1.0.20"
   },
   "devDependencies": {
-    "next": "15.4.0-canary.128",
+    "next": "15.4.8",
     "outdent": "0.8.0",
     "prettier": "2.5.1",
     "typescript": "5.8.2"