[stable/jenkins] fix yaml template rendering in pod template JCasC (#21979)

Signed-off-by: Aaron McDonald <wmcdona89@gmail.com>

stable/jenkins/CHANGELOG.md

@@ -5,6 +5,10 @@ numbering uses [semantic versioning](http://semver.org).
 
 NOTE: The change log until version 1.5.7 is auto generated based on git commits. Those include a reference to the git commit to be able to get more details.
 
+## 1.13.1
+
+Fix yaml template rendering in kubernetes pod template JCasC
+
 ## 1.13.0
 
 Add `master.networkPolicy.internalAgents` and `master.networkPolicy.externalAgents` stanzas to fine grained controls over where internal/external agents can connect from. Internal ones are allowed based on pod labels and (optionally) namespaces, and external ones are allowed based on IP ranges.

stable/jenkins/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 name: jenkins
 home: https://jenkins.io/
 
-version: 1.13.0
+version: 1.13.1
 appVersion: lts
 description: Open source continuous integration server. It supports multiple SCM tools
   including CVS, Subversion and Git. It can execute Apache Ant and Apache Maven-based

stable/jenkins/templates/_helpers.tpl

@@ -178,8 +178,10 @@ Returns kubernetes pod template configuration as code
   showRawYaml: true
   serviceAccount: "{{ include "jenkins.serviceAccountAgentName" . }}"
   slaveConnectTimeoutStr: "{{ .Values.agent.slaveConnectTimeout }}"
+  {{- if .Values.agent.yamlTemplate }}
   yaml: |-
-    {{ tpl .Values.agent.yamlTemplate . | nindent 10 | trim }}
+  {{- tpl ( trim .Values.agent.yamlTemplate ) . | nindent 4 }}
+  {{- end }}
   yamlMergeStrategy: "override"
 {{- end -}}