[CDS] Update chart with service account

Add service account to requirements.yaml, values.yaml and deployment/statefulset

Issue-ID: OOM-2723
Signed-off-by: farida azmy <farida.azmy.ext@orange.com>
Change-Id: Ic254ec1865501bab90f47d07a37b230c228a7446
diff --git a/kubernetes/cds/components/cds-py-executor/templates/deployment.yaml b/kubernetes/cds/components/cds-py-executor/templates/deployment.yaml
index d7b2959..754e0d0 100755
--- a/kubernetes/cds/components/cds-py-executor/templates/deployment.yaml
+++ b/kubernetes/cds/components/cds-py-executor/templates/deployment.yaml
@@ -78,6 +78,7 @@
         affinity:
 {{ toYaml .Values.affinity | nindent 10 }}
         {{- end }}
+      serviceAccountName: {{ include "common.fullname" (dict "suffix" "read" "dot" . )}}
       volumes:
         - name: localtime
           hostPath: