fix: block overflow when editing comment

[ihor-romaniuk]

Description

This merge request contains a fix for the comment edit block width at small screen resolutions for course Discussions pages or discussion sidebar in MFE Learning.

Related PR

• quince branch: https://github.com/openedx/frontend-app-discussions/pull/705
• redwood branch: https://github.com/openedx/frontend-app-discussions/pull/710

Screenshots:

Before	After

[openedx-webhooks]

Thanks for the pull request, @ihor-romaniuk! Please note that it may take us up to several weeks or months to complete a review and merge your PR.

Feel free to add as much of the following information to the ticket as you can:

• supporting documentation
• Open edX discussion forum threads
• timeline information ("this must be merged by XX date", and why that is)
• partner information ("this is a course on edx.org")
• any other information that can help Product understand the context for the PR

All technical communication about the code itself will be done via the GitHub pull request interface. As a reminder, our process documentation is here.

Please let us know once your PR is ready for our review and all tests are green.

[mphilbrick211]

Hi @openedx/2u-infinity @openedx/edx-infinity! This, along with it's backport are ready for review. Thanks!

[open-craft-grove]

Sandbox deployment successful 🚀 🎓 LMS 📝 Studio ℹ️ Grove Config, Tutor Config, Tutor Requirements