Update jekyll.yml

Author: rohithay

.github/workflows/jekyll.yml

@@ -28,7 +28,7 @@ jobs:
       - name: Build with Jekyll
         run: bundle exec jekyll build
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v2
+        uses: actions/upload-pages-artifact@v3  # Updated from v2 to v3
 
   deploy:
     environment: