build(deps): bump lycheeverse/lychee-action from 2.3.0 to 2.4.0 (#16123)

Bumps [lycheeverse/lychee-action](https://github.com/lycheeverse/lychee-action) from 2.3.0 to 2.4.0.
- [Release notes](https://github.com/lycheeverse/lychee-action/releases)
- [Commits](f613c4a64e...1d97d84f0b)

---
updated-dependencies:
- dependency-name: lycheeverse/lychee-action
  dependency-version: 2.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/monthly-check.yml

@@ -27,7 +27,7 @@ jobs:
         sort -u usernames.txt -o usernames.txt
 
     - name: Lychee URL checker
-      uses: lycheeverse/lychee-action@f613c4a64e50d792e0b31ec34bbcbba12263c6a6 # v2.3.0
+      uses: lycheeverse/lychee-action@1d97d84f0bc547f7b25f4c2170d87d810dc2fb2c # v2.4.0
       id: lychee
       continue-on-error: true
       with: