eiffel: Fix image name var and set harbor credentials

Change-Id: I3aa6ae85b3dc2d09402eb1b9e38885ae91bdf1b8
diff --git a/jjb/eiffel/global-eiffel-container-build.yaml b/jjb/eiffel/global-eiffel-container-build.yaml
index 9c01b26..cf28800 100644
--- a/jjb/eiffel/global-eiffel-container-build.yaml
+++ b/jjb/eiffel/global-eiffel-container-build.yaml
@@ -94,6 +94,7 @@
     wrappers:
       - build-timeout:
           timeout: 10
+      - nordixinfra-harbor-creds-wrapper
       - mask-passwords
       - openstack:
           single-use: True