Update program detail fragment.

lms/djangoapps/learner_dashboard/programs.py

lms/static/js/learner_dashboard/models/course_card_model.js

lms/static/js/learner_dashboard/views/course_enroll_view.js

lms/static/sass/views/_program-details.scss

lms/templates/learner_dashboard/course_enroll.underscore

...mplates/learner_dashboard/program_details_view.underscore

lms/templates/learner_dashboard/upgrade_message.underscore

openedx/core/djangoapps/programs/tests/test_utils.py

openedx/core/djangoapps/programs/utils.py