fix video player various buttons accessibility

Merge release back to master

Configuration changes to translation of third party lib

Running make upgrade to bump edx-entprise from 1.2.3 to 1.2.5. Also, updating constraints.txt to prevent a backwards incompatible update from oauthlib

ensure content start date banner only shows for currently open sections

change banner date localization to use dateutilfactory

mathjax a11y update

Add OAuth2 and JWT support to XBlock handlers

This adds OAuth2 and JWT API to call XBlock handlers. It is an alternative approach to #15940 - it reuses some DRF logic to handle this, but does not convert `handle_xblock_callback` to DRF view, which caused issues described in edx/XBlock#383.

Use print() function in both Python 2 and Python 3

Fix styling for proctoring banner inside + outside bootstrap

Fix quality violations.

Enable proctortrack exam configuration in Studio

JIRA:EDUCATOR-3913

add a proctoring settings button to course outline in Studio for each proctored subsection for a course using a provider that supports a dashboard

also a11y update: up contrast on proctored exam interstitials to be
WCAG2AAA compliant

JIRA:EDUCATOR-3871

Added logs

Change Account Settings form controls border color

WL-1660: Added ability to stop redirect to course home page

Change name in authors.

Create GET route for Subsection Grades, Overrides, and the Override H…

Create GET route for Subsection Grades, Overrides, and the Override History via subsection and userid

fix proctoring messages color contrast ratio

Enable private pipeline jobs

Merge pull request #19603 from edx/testeng/bokchoy_auto_cache_update_0d5c5af12582d9404cdbd74102fc36d99ea5777d

Bokchoy db cache update

added username log if unable to authenticate
newly created user for 1st time while its
account is still inactive.
Purpose of log is to find specific useranme
inorder to investigagte LERANER-6026

Added ability to stop redirect to course home page even if ENABLE_MKTG_SITE is enabled.

Fixed quality violations

Remaining bokchoy tests for pages

ENT-1286 bump enterprise version to 1.2.3