Enable script supporting in request

This feature is needed for resources updating in Telemetry
diff --git a/elasticsearch/files/elasticsearch.yml b/elasticsearch/files/elasticsearch.yml
index a51cf3c..5c4bc3e 100644
--- a/elasticsearch/files/elasticsearch.yml
+++ b/elasticsearch/files/elasticsearch.yml
@@ -430,3 +430,7 @@
 #monitor.jvm.gc.old.warn: 10s
 #monitor.jvm.gc.old.info: 5s
 #monitor.jvm.gc.old.debug: 2s
+
+{%- if server.script is mapping %}
+script: {{ server.script|yaml }}
+{%- endif %}