CORD-3028 build SimpleExampleService

Change-Id: I9e80fe834251710a33c71a063d6f0f8191867eb9
diff --git a/docker_images.yml b/docker_images.yml
index 2f9b56d..866b018 100644
--- a/docker_images.yml
+++ b/docker_images.yml
@@ -189,6 +189,10 @@
     repo: exampleservice
     dockerfile: "Dockerfile.synchronizer"
 
+  - name: xosproject/simpleexampleservice-synchronizer
+    repo: simpleexampleservice
+    dockerfile: "Dockerfile.synchronizer"
+
   - name: xosproject/vmme-synchronizer
     repo: vMME
     path: "xos/synchronizer"