Bump actions/configure-pages from 3 to 4 (#116)

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

Author: dependabot[bot]

.github/workflows/pages.yaml

@@ -34,7 +34,7 @@ jobs:
           cache-version: 0 # Increment this number if you need to re-download cached gems
       - name: Setup Pages
         id: pages
-        uses: actions/configure-pages@v3
+        uses: actions/configure-pages@v4
       - name: Build with Jekyll
         # Outputs to the './_site' directory by default
         run: |