Bump dayjs from 1.11.13 to 1.11.18

Bumps [dayjs](https://github.com/iamkun/dayjs) from 1.11.13 to 1.11.18.
- [Release notes](https://github.com/iamkun/dayjs/releases)
- [Changelog](https://github.com/iamkun/dayjs/blob/v1.11.18/CHANGELOG.md)
- [Commits](iamkun/dayjs@v1.11.13...v1.11.18)

---
updated-dependencies:
- dependency-name: dayjs
  dependency-version: 1.11.18
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -19,7 +19,7 @@
     "@types/node": "24.7.2",
     "@types/react": "^18.2.0",
     "@types/react-dom": "^18.2.0",
-    "dayjs": "^1.11.12",
+    "dayjs": "^1.11.18",
     "millify": "^6.1.0",
     "next": "15.5.4",
     "postcss-import": "^16.1.0",