Update actions/download-artifact action to v5

Author: renovate[bot]

.github/workflows/ci.yml

@@ -136,7 +136,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Download Single-Platform Packages
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           path: .
           merge-multiple: true