chore(deps): update dawidd6/action-download-artifact action to v15

Author: renovate[bot]

.github/workflows/renovate.yml

@@ -41,7 +41,7 @@ jobs:
       # Restore previous cache artifact if enabled
       - name: Restore renovate cache artifact
         if: ${{ github.event_name != 'workflow_dispatch' || inputs.repoCache != 'disabled' }}
-        uses: dawidd6/action-download-artifact@5c98f0b039f36ef966fdb7dfa9779262785ecb05 # v14
+        uses: dawidd6/action-download-artifact@fe9d59ce33ce92db8a6ac90b2c8be6b6d90417c8 # v15
         continue-on-error: true
         with:
           name: ${{ env.cache_key }}