Flexible Grading v24.6.8.0

What's Changed

• Removed walrus operators by @Aquafina-water-bottle in #4
• Fix/interval of custom scheduling show wrong by @L-M-Sherlock in #5
• reveal flashcard back with any specified answer key by @phamousq in #6

New Contributors

• @Aquafina-water-bottle made their first contribution in #4
• @L-M-Sherlock made their first contribution in #5
• @phamousq made their first contribution in #6

Full Changelog: https://github.com/Ajatt-Tools/FlexibleGrading/commits/v24.6.8.0