Fix yamllint: remove trailing blank line from deploy-api-docs.yml

Co-authored-by: aurelianware <194855645+aurelianware@users.noreply.github.com>

Author: Copilot

.github/workflows/deploy-api-docs.yml

@@ -79,4 +79,3 @@ jobs:
           curl -sf "https://${FQDN}/" -o /dev/null && \
             echo "✅ API Docs is healthy" || \
             echo "⚠️  Health check failed — container may still be warming up"
-