build(deps): bump lycheeverse/lychee-action from 1.9.1 to 2.1.0

Bumps [lycheeverse/lychee-action](https://github.com/lycheeverse/lychee-action) from 1.9.1 to 2.1.0.
- [Release notes](https://github.com/lycheeverse/lychee-action/releases)
- [Commits](lycheeverse/lychee-action@v1.9.1...v2.1.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/lychee.yml

@@ -35,7 +35,7 @@ jobs:
           restore-keys: cache-lychee-
       - name: "📊 Lychee Link Checker"
         id: lychee
-        uses: lycheeverse/lychee-action@v1.9.1
+        uses: lycheeverse/lychee-action@v2.1.0
         with:
           args: --config ./.github/lychee.toml --base . --verbose --no-progress './**/*.md*'
           format: markdown