[argo-workflows] allow extraObjects to contain string template

Signed-off-by: Cyril Jouve <jv.cyril@gmail.com>

charts/argo-workflows/Chart.yaml

@@ -3,7 +3,7 @@ appVersion: v3.4.7
 name: argo-workflows
 description: A Helm chart for Argo Workflows
 type: application
-version: 0.26.3
+version: 0.27.0
 icon: https://argoproj.github.io/argo-workflows/assets/logo.png
 home: https://github.com/argoproj/argo-helm
 sources:
@@ -13,5 +13,5 @@ maintainers:
     url: https://argoproj.github.io/
 annotations:
   artifacthub.io/changes: |
-    - kind: fixed
-      description: Fix Helm chart to correctly reference Kubernetes version in conditional check for HPA apiVersion
+    - kind: added
+      description: Allow extraObjects to contain string templates

charts/argo-workflows/templates/extra-manifests.yaml

@@ -1,4 +1,8 @@
 {{ range .Values.extraObjects }}
 ---
-{{ tpl (toYaml .) $ }}
+{{- if typeIs "string" . }}
+    {{- tpl . $ }}
+{{- else }}
+    {{- tpl (toYaml .) $ }}
+{{- end }}
 {{ end }}