Fix. Execute the changelog shell script without login

Change-Id: I483d57834a1236463037bb61f8a26c653da64bb4
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/Jenkinsfile.new b/Jenkinsfile.new
index 5a4e8dc..9e15266 100644
--- a/Jenkinsfile.new
+++ b/Jenkinsfile.new
@@ -125,6 +125,7 @@
             sh """
               docker run --rm ${common} \
                 ${env.TEST_IMAGE} \
+                sh -c 'devops/tools/generatechangelog-pipeline.sh > /tests/changelog/changelog-${MDG}.html'
                 /bin/sh -lc 'devops/tools/generatechangelog-pipeline.sh > /tests/changelog/changelog-${MDG}.html'
             """
           }