added is_editable to template approver

app/applicationlayer/cms/template/approver/serializers.py

@@ -20,12 +20,21 @@ class ChangeRequestTemplateApproversSerializer(
             ret['company'] = model_to_dict(instance.user.department.company)
             ret['department'] = model_to_dict(instance.user.department)
             ret['user'] = user_object
+
+            if instance.delegation.lower() == 'requestor':
+                ret['is_editable'] = False
+            elif instance.user:
+                ret['is_editable'] = False
+            else:
+                ret['is_editable'] = True
             
             return ret
         except Exception as e:
             ret['company'] = "none"
             ret['department'] = "none"
             ret['name'] = "none"
+            ret['is_editable'] = True
+
             return ret
 
     class Meta: