Revert "Merge pull request openedx#14868 from cpennington/learner-542"

This reverts commit 88dd85c, reversing
changes made to bf8aef3.

Merge pull request openedx#14964 from edx/release-mergeback-to-master

Merge release back to master

Compress API results before caching them

Some result sets may be larger than the default cache's 1 MB max item size. This change is a bandaid meant to allow us to resume use of memcached while we work on a longer-term fix.

LEARNER-682

Merge pull request openedx#14923 from edx/release-mergeback-to-master

Merge release back to master

Updated program credential back-population command to account for no-…

…id-professional

This command has been updated to treat professional and no-id-professional
enrollments in the same manner.

ECOM-7442

Merge pull request openedx#14863 from edx/christina/tnl-6746

Show messages about component visibility.

Merge pull request openedx#14882 from edx/ai/TNL-5515-discussion-sorting

TNL-5515. Fix discussion topic navigation and sorting option.

Merge pull request openedx#14880 from edx/efischer/progress_order

chapter_grades should be ordered

Merge pull request openedx#14866 from edx/neem/tests-for-grade-only-f…

…or-engaged

Missing grades tests and don't persist when creating grades unless policy changed

Merge pull request openedx#14860 from edx/dsjen/update-mathjax

Update mathjax CDN to cloudflare.