chore(deps): update actions/download-artifact action to v5

Author: renovate[bot]

.github/workflows/publish-docker.yml

@@ -95,7 +95,7 @@ jobs:
     needs: [build]
     steps:
       - name: Download digests
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           path: /tmp/digests
           pattern: digests-*