Upgrade to download-artifact@v4 (#1451)

Author: helenye-stripe

.github/workflows/ci.yml

@@ -112,7 +112,7 @@ jobs:
       - uses: extractions/setup-just@v2
       - uses: actions/checkout@v3
       - name: Download all workflow run artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: dist
           path: dist