Use PyPI's LISA Constants

• Remove access token to LISA Constants
• Remove manual download in gitlab-ci.yml
• Update requirements and dependencies to use PyPI's version of LISA Constants

changed milestone to %v1.1

assigned to @j2b.bayle

created merge request !117 (merged) to address this issue

mentioned in merge request !117 (merged)

closed with merge request !117 (merged)

mentioned in commit ad9bc53c