[maven-release-plugin] prepare release cybersource-sdk-java-6.2.15

Author: gnongsiej

java/pom.xml

@@ -11,7 +11,7 @@
 
     <groupId>com.cybersource</groupId>
     <artifactId>cybersource-sdk-java</artifactId>
-    <version>6.2.15-SNAPSHOT</version>
+    <version>6.2.15</version>
     <name>cybersource-sdk-java</name>
     <description>Simple Order API Client</description>
     <url>http://www.cybersource.com</url>