poststartup script moved to extra container, non init

elasticsearch/values.yaml

@@ -173,12 +173,6 @@ extraVolumeMounts:
 #    readOnly: true
 
 extraContainers: []
-# - name: do-something
-#   image: busybox
-#   command: ['do', 'something']
-
-
-extraInitContainers: 
   - name: elasticsearch-template-loader
     image: docker.io/library/elasticsearch:8.5.1
     command:
@@ -219,6 +213,8 @@ extraInitContainers:
       - name: index-template
         mountPath: /templates
 
+extraInitContainers: []
+
 extraVolumes:
   # Mount the JSON template
   - name: index-template