[FEATURE] "Potential courses" list

[Brianna-Flo]

Pre-submission Checklist

• [ ✔ ] I have searched existing issues to ensure this feature hasn't been requested
• [ ✔ ] I have searched closed issues to check if this was previously rejected/implemented
• [ ✔ ] I have checked the project roadmap (if available) for planned similar features
• [ ✔ ] I have reviewed the documentation to confirm this feature doesn't exist
• [ ✔ ] I have completed all sections below with detailed information

Feature Description
Create a list of courses under a specific user created category (ex: VAPA, ethics, etc) where potential courses can be added without actually adding to the calendar. From this list have a button where courses can be later added to the calendar if chosen.

Proposed Solution
Have a drop down underneath My Schedules in calendar view which contains the list of courses.
Check/uncheck courses within list to add to schedule calendar view

UI/UX Considerations
Implement an additional dropdown underneath the my schedules which contains a "checkbox" type of movement
Add a button on popup

Technical Implementation Details
Add additional button on popup
add dropdown