Modified Jenkinsfile to disable stage3 install in feature5837 branch

Change-Id: I747c3847c8d1a1c362581f6cacca999420c061e6
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/Jenkinsfile b/Jenkinsfile
index d0620b1..118744a 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -27,6 +27,6 @@
                            params.GERRIT_BRANCH,
                            params.GERRIT_REFSPEC,
                            params.GERRIT_PATCHSET_REVISION,
-                           params.TEST_INSTALL,
+                           false,
                            params.ARTIFACTORY_SERVER)
 }