Bump actions/deploy-pages from 1.2.2 to 1.2.3

Bumps [actions/deploy-pages](https://github.com/actions/deploy-pages) from 1.2.2 to 1.2.3.
- [Release notes](https://github.com/actions/deploy-pages/releases)
- [Commits](actions/deploy-pages@v1.2.2...v1.2.3)

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

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

Author: dependabot[bot]

.github/workflows/jekyll-gh-pages.yml

@@ -47,4 +47,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/[email protected].2
+        uses: actions/[email protected].3