chore(deps): update dependency eslint-config-next to v15.5.18

Author: renovate[bot]

package.json

@@ -29,7 +29,7 @@
     "autoprefixer": "10.4.21",
     "cz-conventional-changelog": "3.3.0",
     "eslint": "9.23.0",
-    "eslint-config-next": "15.2.3",
+    "eslint-config-next": "15.5.18",
     "eslint-config-prettier": "10.1.1",
     "eslint-plugin-jsx-a11y": "6.10.2",
     "eslint-plugin-testing-library": "7.1.1",