Merge dependabot/npm_and_yarn/next-15.2.0 into dependabotCombined

Author: github-actions[bot]

frontend/package.json

@@ -28,7 +28,7 @@
     "jwt-decode": "^4.0.0",
     "markdown-it": "^13.0.1",
     "mimetext": "^3.0.24",
-    "next": "^15.1.7",
+    "next": "^15.2.0",
     "next-client-cookies": "^2.0.1",
     "nhs-notify-backend-client": "*",
     "nhs-notify-web-template-management-utils": "*",