SEBA-475 Check in migrations for simpleexampleservice

Change-Id: I5002d00fd78483b89d04d06e010ceefddca45a44
diff --git a/Dockerfile.synchronizer b/Dockerfile.synchronizer
index 3958e3b..1c97b18 100644
--- a/Dockerfile.synchronizer
+++ b/Dockerfile.synchronizer
@@ -14,7 +14,7 @@
 
 # xosproject/simpleexampleservice-synchronizer
 
-FROM xosproject/xos-synchronizer-base:2.1.44
+FROM xosproject/xos-synchronizer-base:2.1.54
 
 COPY xos/synchronizer /opt/xos/synchronizers/simpleexampleservice
 COPY VERSION /opt/xos/synchronizers/simpleexampleservice/