[DCAEGEN2] Update chart with service account

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

Issue-ID: OOM-2726
Signed-off-by: farida azmy <farida.azmy.ext@orange.com>
Co-authored-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: I6bafed3c621f4e7b1a307bc9338334586eb6795e
Signed-off-by: Abdelmuhaimen Seaudi <abdelmuhaimen.seaudi@orange.com>
diff --git a/kubernetes/dcaegen2/components/dcae-servicechange-handler/requirements.yaml b/kubernetes/dcaegen2/components/dcae-servicechange-handler/requirements.yaml
index be5f059..f2c5b02 100644
--- a/kubernetes/dcaegen2/components/dcae-servicechange-handler/requirements.yaml
+++ b/kubernetes/dcaegen2/components/dcae-servicechange-handler/requirements.yaml
@@ -20,3 +20,6 @@
   - name: repositoryGenerator
     version: ~8.x-0
     repository: '@local'
+  - name: serviceAccount
+    version: ~8.x-0
+    repository: '@local'
diff --git a/kubernetes/dcaegen2/components/dcae-servicechange-handler/templates/deployment.yaml b/kubernetes/dcaegen2/components/dcae-servicechange-handler/templates/deployment.yaml
index 7c55628..6c4e695 100644
--- a/kubernetes/dcaegen2/components/dcae-servicechange-handler/templates/deployment.yaml
+++ b/kubernetes/dcaegen2/components/dcae-servicechange-handler/templates/deployment.yaml
@@ -106,6 +106,7 @@
               value: "/opt/cert/cacert.pem"
             - name: SCH_ARGS
               value: "prod /opt/config.json"
+      serviceAccountName: {{ include "common.fullname" (dict "suffix" "read" "dot" . )}}
       volumes:
         - name: {{ include "common.fullname" . }}-sch-config
           configMap:
diff --git a/kubernetes/dcaegen2/components/dcae-servicechange-handler/values.yaml b/kubernetes/dcaegen2/components/dcae-servicechange-handler/values.yaml
index c363626..8686db4 100644
--- a/kubernetes/dcaegen2/components/dcae-servicechange-handler/values.yaml
+++ b/kubernetes/dcaegen2/components/dcae-servicechange-handler/values.yaml
@@ -85,4 +85,10 @@
   unlimited: {}
 # Kubernetes namespace for components deployed via Cloudify manager
 # If empty, use the common namespace
-# dcae_ns: "dcae"
\ No newline at end of file
+# dcae_ns: "dcae"
+
+#Pods Service Account
+serviceAccount:
+  nameOverride: dcae-servicechange-handler
+  roles:
+    - read