[SiteSettings] Redesign project management

[imnasnainaec]

Fixes #3552

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This change is 

[codecov]

Codecov Report

Attention: Patch coverage is 76.47059% with 4 lines in your changes missing coverage. Please review.

Project coverage is 74.40%. Comparing base (4612156) to head (4e1c250).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
...omponents/SiteSettings/ProjectManagement/index.tsx	76.47%	3 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3565      +/-   ##
==========================================
- Coverage   74.46%   74.40%   -0.06%     
==========================================
  Files         285      285              
  Lines       11030    11042      +12     
  Branches     1346     1348       +2     
==========================================
+ Hits         8213     8216       +3     
- Misses       2430     2438       +8     
- Partials      387      388       +1     

Flag	Coverage Δ
backend	83.72% <ø> (-0.02%)	⬇️
frontend	66.20% <76.47%> (-0.07%)	⬇️

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[andracc]

Reviewed 1 of 3 files at r1, 2 of 2 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @imnasnainaec)