webrtcendpoint: Fix test disabling bandwidth limitation
webrtcendpoint: Fix test disabling bandwidth limitation

As a new functionality is adde in kms-core the sdps does
not match if there is a bandwidth limit.

Change-Id: Ifb5aa54ff10e1c4f9967e75e7d5e609d9d21de02

shelsonjava/kms-elements,shelsonjava/kms-elements,shelsonjava/kms-elements,TribeMedia/kms-elements,TribeMedia/kms-elements,TribeMedia/kms-elements