Feature/640 add policy links to footer

[Urjikoo]

Describe your changes

This PR adds items including policy links the footer on all course planner pages. A new styled component FooterListItem was created to adjust the style and render lists of policy links horizontally with in the Footer component.

referenced: Vittorio's note

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [X] 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)
• [ ] I have added tests to cover my changes.

Priority:

• [X] Normal
• [ ] High

Related Issues:

Fixes #640

[codecov[bot]]

Codecov Report

Merging #660 (23888d2) into develop (5099d5e) will increase coverage by 0.00%. The diff coverage is 100.00%.

:exclamation: Current head 23888d2 differs from pull request most recent head 2f70f85. Consider uploading reports for the commit 2f70f85 to get more accurate results

@@           Coverage Diff            @@
##           develop     #660   +/-   ##
========================================
  Coverage    94.13%   94.13%           
========================================
  Files          194      194           
  Lines         4585     4587    +2     
  Branches       561      561           
========================================
+ Hits          4316     4318    +2     
  Misses         149      149           
  Partials       120      120           

Impacted Files	Coverage Δ
src/client/components/App.tsx	96.87% <100.00%> (+0.20%)	:arrow_up:
...nt/components/pages/Courses/RoomSelectionTable.tsx	100.00% <100.00%> (ø)

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