Remove unnecessary bash script

scripts/add-deb-sources.bash

-#!/bin/bash
-
-apt-key adv --fetch-keys http://roboticsbuilder:8088/aptly_repo_signing.key
-echo "deb http://roboticsbuilder:8088/ tecnalia-test main"  > /etc/apt/sources.list.d/tecnalia.list
-apt-get update
-
-echo "yaml https://git.code.tecnalia.com/tecnalia_robotics-public/gitlab_templates/raw/master/rosdistro/rosdep_tecnalia.yaml" >> /etc/ros/rosdep/sources.list.d/20-default.list
-rosdep update