Copy IM artifacts to unstable repo during stage3

Change-Id: I1a8e310b92345594eea649bffeaf8a85eb52f018
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/jenkins/ci-pipelines/ci_stage_3.groovy b/jenkins/ci-pipelines/ci_stage_3.groovy
index 6b1198b..caa95df 100644
--- a/jenkins/ci-pipelines/ci_stage_3.groovy
+++ b/jenkins/ci-pipelines/ci_stage_3.groovy
@@ -59,7 +59,7 @@
                 // given target UPSTREAM_SUFFIX
 
                 dir("${RELEASE}") {
-                    def list = ["SO", "UI", "RO", "openvim", "osmclient"]
+                    def list = ["SO", "UI", "RO", "openvim", "osmclient", "IM"]
                     for (component in list) {
                         step ([$class: 'CopyArtifact',
                                projectName: "${component}${params.UPSTREAM_SUFFIX}/${GERRIT_BRANCH}"])