exclude SNAPSHOT reference

Change-Id: I2d8862a042be291820321cee4bf5ace47c7cfe5d
diff --git a/tools/build/onos-validate-change-version.excludes b/tools/build/onos-validate-change-version.excludes
index f47714b..2b3dd6e 100755
--- a/tools/build/onos-validate-change-version.excludes
+++ b/tools/build/onos-validate-change-version.excludes
@@ -36,4 +36,5 @@
 \./tools/build/buck-publish-api
 \./tools/build/buck-plugin/BUCK
 \./apps/ofagent/pom.xml
-\.core/store/primitives/src/main/java/org/onosproject/store/primitives/resources/impl/AtomixAtomicCounterMapCommands.java
+\./core/store/primitives/src/main/java/org/onosproject/store/primitives/resources/impl/AtomixAtomicCounterMapCommands.java
+