Use custom docker image no docker base image

Related to https://git.code.tecnalia.com/tecnalia_robotics/common_config/merge_requests/14

Tested in https://git.code.tecnalia.com/tecnalia_robotics/flexbotics/flexbotics_legacy/pipelines/8927

added 1 commit

• 4abab144 - Remove unnecessary bash script

Compare with previous version

Removed the unnecessary bash script and opened somehow related tecnalia_robotics/common_config#14.

I will squash-merge, if you don't mind.

merged

mentioned in commit cc76803d

Somehow the history didn't get squashed...