Bumping version to 2.5.0-SNAPSHOT

Change-Id: I2a1b7e9cfe99f605e177d4775f7dc0277eb8472c
diff --git a/tools/package/maven-plugin/pom.xml b/tools/package/maven-plugin/pom.xml
index 13bacd1..8b2da91 100644
--- a/tools/package/maven-plugin/pom.xml
+++ b/tools/package/maven-plugin/pom.xml
@@ -26,7 +26,7 @@
 
     <groupId>org.onosproject</groupId>
     <artifactId>onos-maven-plugin</artifactId>
-    <version>2.4.0</version>
+    <version>2.5.0-SNAPSHOT</version>
     <packaging>maven-plugin</packaging>
 
     <description>Maven plugin for packaging ONOS applications or generating