Fix Course Ordering in Multi Year Plan and Course Admin tables

[natalynyu]

This PR updates the ordering of courses so that instead of ordering by catalogNumber, we are ordering by the integer portion of the course number and the alpha part of the course number so that CS 50 appears before CS 100, for instance.

Types of changes

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [x] I have run eslint on the code
• [x] I have added JSDoc for all of my code (where applicable)
• [x] I have added tests to cover my changes.

Priority:

• [x] Normal
• [ ] High

Related Issues:

Fixes #616

[codecov[bot]]

Codecov Report

Merging #621 (d69155b) into develop (d5e2faf) will increase coverage by 0.00%. The diff coverage is 100.00%.

@@           Coverage Diff            @@
##           develop     #621   +/-   ##
========================================
  Coverage    95.25%   95.26%           
========================================
  Files          191      192    +1     
  Lines         4472     4480    +8     
  Branches       540      543    +3     
========================================
+ Hits          4260     4268    +8     
  Misses         100      100           
  Partials       112      112           

Impacted Files	Coverage Δ
...rc/client/components/pages/Courses/CoursesPage.tsx	92.03% <ø> (ø)
...ent/components/pages/RoomSchedule/RoomSchedule.tsx	85.36% <ø> (ø)
src/server/course/course.service.ts	100.00% <ø> (ø)
...rc/server/courseInstance/courseInstance.service.ts	96.87% <ø> (ø)
src/server/metadata/metadata.controller.ts	100.00% <ø> (ø)
src/client/components/general/flex/RightMenu.tsx	100.00% <100.00%> (ø)
src/client/components/general/flex/index.ts	100.00% <100.00%> (ø)
...c/client/components/pages/Courses/MeetingModal.tsx	92.35% <100.00%> (ø)
...rc/client/components/pages/Faculty/FacultyPage.tsx	94.44% <100.00%> (ø)
src/client/components/layout/AppRouter.tsx	82.60% <0.00%> (-3.76%)	:arrow_down:
... and 1 more

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