Add onap/so alias to docker build

Change-Id: I57525e367ddf5bdbbc13f9efa9e93fda4fb6748e
Issue-ID: SO-372
Signed-off-by: Arthur Martella <am153x@att.com>
diff --git a/packages/docker/pom.xml b/packages/docker/pom.xml
index abab752..5303ce3 100644
--- a/packages/docker/pom.xml
+++ b/packages/docker/pom.xml
@@ -159,7 +159,9 @@
 						</image>
 						<image>
 							<name>openecomp/mso:%l</name>
+							<alias>onap/so:%1</alias>
 							<alias>mso</alias>
+							<alias>so</alias>
 							<build>
 								<tags>
 									<tag>${project.version}-STAGING-${maven.build.timestamp}</tag>