Replace YAML comments with helm comments in templates

Change-Id: I8cb12dae07cc3984e7dcfc602afa4c2d07317e9a
Signed-off-by: Jakub Latusek <j.latusek@samsung.com>
Issue-ID: OOM-2562
diff --git a/kubernetes/common/elasticsearch/templates/_helpers.tpl b/kubernetes/common/elasticsearch/templates/_helpers.tpl
index fdbe82f..6e745bd 100644
--- a/kubernetes/common/elasticsearch/templates/_helpers.tpl
+++ b/kubernetes/common/elasticsearch/templates/_helpers.tpl
@@ -1,3 +1,4 @@
+{{/*
 # Copyright © 2020 Bitnami, AT&T, Amdocs, Bell Canada, highstreet technologies
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -11,6 +12,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+*/}}
 {{/* vim: set filetype=mustache: */}}
 {{/*
 Expand the name of the chart.