fix(deps): update dependency eslint-config-next to v15

Author: renovate[bot]

package.json

@@ -51,7 +51,7 @@
     "@testing-library/user-event": "14.5.2",
     "@trivago/prettier-plugin-sort-imports": "4.3.0",
     "date-fns": "4.1.0",
-    "eslint-config-next": "14.2.16",
+    "eslint-config-next": "15.1.6",
     "http-status-codes": "2.3.0",
     "i18next": "23.16.3",
     "interweave": "13.1.0",