Use specified min Hugo version (0.83.0) to build gh-pages demo

Author: adityatelange

.github/workflows/gh-pages.yml

@@ -30,7 +30,7 @@ jobs:
       - name: Setup hugo
         uses: peaceiris/actions-hugo@v2
         with:
-          hugo-version: 'latest'
+          hugo-version: '0.83.0'
 
       - name: Build
         run: hugo --buildDrafts --gc --verbose --minify