Bump next from 14.2.14 to 14.2.15 in /e2e/browser/test-app (#2525)

Author: dependabot[bot]

e2e/browser/test-app/package-lock.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "@inrupt/solid-client": "file:../../../",
     "@inrupt/solid-client-authn-browser": "^2.2.6",
-    "next": "^14.2.14",
+    "next": "^14.2.15",
     "react": "^18.2.0",
     "react-dom": "^18.3.1"
   },