Skip moto artifacts if cannot be fetched without failing pipeline

Author: k-a-il

.github/workflows/docs-parity-updates.yml

@@ -44,6 +44,7 @@ jobs:
 
       - name: Download metrics data from Moto Integration test pipeline (GitHub)
         working-directory: docs
+        continue-on-error: true
         run: /tmp/get_latest_github_metrics.sh ./target main
         env:
           GITHUB_TOKEN: ${{ secrets.PRO_ACCESS_TOKEN }}