Mark batch jobs as not safe to evict (#256)

Author: saiatmakuri

charts/model-engine/templates/service_template_config_map.yaml

@@ -609,6 +609,7 @@ data:
             version: v1
           annotations:
             ad.datadoghq.com/main.logs: '[{"source": "python", "service": "${RESOURCE_NAME}", "tags": ["env:{{ $env }}", "launch_job_id:${JOB_ID}"]}]'
+            cluster-autoscaler.kubernetes.io/safe-to-evict: "false"
         spec:
           restartPolicy: Never
           {{- with $node_selector }}