Fix for DMI Merge job to address HTTP 403 issue while uploading dmi jar to nexus3.onap.org

Issue-ID: CPS-2499
Change-Id: I18929479c73218d59296dcee8e28c50ff2da3a00
Signed-off-by: sourabh_sourabh <sourabh.sourabh@est.tech>
diff --git a/dmi-stub/dmi-plugin-demo-and-csit-stub-app/pom.xml b/dmi-stub/dmi-plugin-demo-and-csit-stub-app/pom.xml
index 830736b..ca21406 100644
--- a/dmi-stub/dmi-plugin-demo-and-csit-stub-app/pom.xml
+++ b/dmi-stub/dmi-plugin-demo-and-csit-stub-app/pom.xml
@@ -27,6 +27,7 @@
     </parent>
 
     <artifactId>dmi-plugin-demo-and-csit-stub-app</artifactId>
+    <packaging>jar</packaging>
 
     <properties>
         <app>org.onap.cps.ncmp.dmi.rest.stub.DmiDemoApplication</app>