Revert "Bump problem builder to v2.6.9."#15412

feanil merged 1 commit into

masteropenedx/openedx-platform:masterfrom

revert-14327-mtyaka/problem-builder-2.6.6openedx/openedx-platform:revert-14327-mtyaka/problem-builder-2.6.6Copy head branch name to clipboard