Helm: set serviceAccountName independent of cluster role (#8495)

* Add stale job expiry and expire API

* Add expire job button

* helm: decouple serviceAccountName from cluster role

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Co-authored-by: Copilot <copilot@github.com>

k8s/charts/seaweedfs/templates/master/master-statefulset.yaml

@@ -69,9 +69,7 @@ spec:
       priorityClassName: {{ .Values.master.priorityClassName | quote }}
       {{- end }}
       enableServiceLinks: false
-      {{- if .Values.global.createClusterRole }}
       serviceAccountName: {{ .Values.master.serviceAccountName | default (include "seaweedfs.serviceAccountName" .) | quote }} # for deleting statefulset pods after migration
-      {{- end }}
       {{- if .Values.master.initContainers }}
       initContainers:
         {{ tpl .Values.master.initContainers . | nindent 8 | trim }}

k8s/charts/seaweedfs/templates/volume/volume-statefulset.yaml

@@ -69,9 +69,7 @@ spec:
       priorityClassName: {{ $volume.priorityClassName | quote }}
       {{- end }}
       enableServiceLinks: false
-      {{- if $.Values.global.createClusterRole }}
       serviceAccountName: {{ $volume.serviceAccountName | default (include "seaweedfs.serviceAccountName" $) | quote }} # for deleting statefulset pods after migration
-      {{- end }}
       {{- $initContainers_exists := include "volume.initContainers_exists" $ -}}
       {{- if $initContainers_exists }}
       initContainers: