Version bump oparent to 1.2.3-SNAPSHOT

Change-Id: Ia590d91f493cf5ac7d958abefe6eb427713060e5
Issue-ID: INT-720
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
diff --git a/version.properties b/version.properties
index e6fc35b..6be12c9 100644
--- a/version.properties
+++ b/version.properties
@@ -5,7 +5,7 @@
 
 major_version=1
 minor_version=2
-patch_version=2
+patch_version=3
 
 base_version=${major_version}.${minor_version}.${patch_version}