berkeley-cdss/flextensions: Better Support for Late Due Date Handling

Due Dates / Slip Days Improvements set the late due date in Canvas/bCourses as appropriate auto-extended the late due by the same delta add a setting to turn off auto-extending due dates. What's Changed Publish developers doc by @brandosu in https://github.com/berkeley-cdss/flextensions/pull/316 Bump sentry-ruby from 6.3.1 to 6.4.0 by @dependabot[bot] in https://github.com/berkeley-cdss/flextensions/pull/317 Bump sentry-rails from 6.3.1 to 6.4.0 by @dependabot[bot] in https://github.com/berkeley-cdss/flextensions/pull/318 Add Updates page to docs by @Copilot in https://github.com/berkeley-cdss/flextensions/pull/314 Update Canvas and Gradescope integrations to handle late due dates for extensions by @cycomachead in https://github.com/berkeley-cdss/flextensions/pull/272 docs by @cycomachead in https://github.com/berkeley-cdss/flextensions/pull/323 New Contributors @brandosu made their first contribution in https://github.com/berkeley-cdss/flextensions/pull/316 Full Changelog: https://github.com/berkeley-cdss/flextensions/compare/production/2026-02-24...production/2026-02-27