[kurento_ci_containter_entrypoint] Install kurento-adm-scripts on xenial and fix path accordingly
[kurento_ci_containter_entrypoint] Install kurento-adm-scripts on xenial and fix path accordingly

Change-Id: Ic334f36a0074e8be898b9bfc8bbd30ae3868c5a0

Kurento/adm-scripts,Kurento/adm-scripts