userportal,webadmin: fix WelcomePage unit test

- Fixed unit test failing in certain environments.

Change-Id: Iac045b3250004dd7c69981542c5549399161a81c
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=838456
Signed-off-by: Alexander Wels <awels@redhat.com>