chore: Update download-artifact version

Author: matthewh

.github/workflows/main.yml

@@ -39,7 +39,7 @@ jobs:
           ref: gh-pages
 
       - name: Download new pages for later steps
-        uses: actions/download-artifact@3be87be14a055c47b01d3bd88f8fe02320a9bb60
+        uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093
         with:
           name: pages