Maybe fix sitemap base URL problem

I changed the command used to build the Hugo site to something I know
works locally to hopefully fix the problem of the base URL being “/” on
the live site, which Google Search Console does not like.

.github/workflows/ci.yml

@@ -45,14 +45,7 @@ jobs:
           && sudo dpkg -i ${{ runner.temp }}/hugo.deb
 
       - name: Build Hugo site
-        env:
-          # For maximum backward compatibility with Hugo modules
-          HUGO_ENVIRONMENT: production
-          HUGO_ENV: production
-        run: |
-          hugo \
-            --minify \
-            --baseURL "${{ steps.pages.outputs.base_url }}/"
+        run: hugo --minify
 
       - name: Set up GitHub Pages
         id: pages