Fix for #203 possible existingClaim at persistence with namespace variable in the name (#204)

Fix for #203

Co-authored-by: techknowlogick <[email protected]>
Reviewed-on: https://gitea.com/gitea/helm-chart/pulls/204
Reviewed-by: luhahn <[email protected]>
Reviewed-by: Lunny Xiao <[email protected]>
Co-authored-by: skriesch <[email protected]>
Co-committed-by: skriesch <[email protected]>

templates/gitea/statefulset.yaml

@@ -244,7 +244,9 @@ spec:
   {{- if and .Values.persistence.enabled .Values.persistence.existingClaim }}
         - name: data
           persistentVolumeClaim:
-            claimName: {{ .Values.persistence.existingClaim }}
+  {{- with .Values.persistence.existingClaim }}
+            claimName: {{ tpl . $ }}
+  {{- end }}
   {{- else if not .Values.persistence.enabled }}
         - name: data
           emptyDir: {}