Make license file check dependency_licenses.json file

Related: #2417 (closed)

changed milestone to %9.3

mentioned in issue #2402

A package build where we can see this in action runs at: https://gitlab.com/gitlab-org/omnibus-gitlab/builds/17588213

assigned to @balasankarc

@marin The code works.

assigned to @marin

changed the description

approved this merge request

Thanks @balasankarc !

mentioned in commit e2ddc112

merged

mentioned in issue #2417 (closed)