Update VERSION and XOS parent container

Fix choices on int32/IntegerField

Change-Id: I8c831a2b37a22074a06b1f67da6d9cf6ac1b5bd7
diff --git a/Dockerfile.synchronizer b/Dockerfile.synchronizer
index 21318f3..6a3e5c7 100644
--- a/Dockerfile.synchronizer
+++ b/Dockerfile.synchronizer
@@ -14,7 +14,7 @@
 
 # xosproject/progran-synchronizer
 
-FROM xosproject/xos-synchronizer-base:2.0.0
+FROM xosproject/xos-synchronizer-base:2.1.9
 
 COPY xos/synchronizer /opt/xos/synchronizers/progran
 COPY VERSION /opt/xos/synchronizers/progran/