chore(deps): bump actions/deploy-pages from 2 to 4

Bumps [actions/deploy-pages](https://github.com/actions/deploy-pages) from 2 to 4.
- [Release notes](https://github.com/actions/deploy-pages/releases)
- [Commits](actions/deploy-pages@v2...v4)

---
updated-dependencies:
- dependency-name: actions/deploy-pages
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/gh-pages.yml

@@ -39,5 +39,5 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     needs: build
     steps:
-      - uses: actions/deploy-pages@v2
+      - uses: actions/deploy-pages@v4
         id: deployment