feat: Add option to withdraw sessions

[iamareebjamal]

Fixes #4522

[vercel]

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[codecov]

Codecov Report

Merging #4686 into development will not change coverage.
The diff coverage is 0.00%.

@@             Coverage Diff              @@
##           development    #4686   +/-   ##
============================================
  Coverage        23.08%   23.08%           
============================================
  Files              476      476           
  Lines             4972     4972           
  Branches             8        8           
============================================
  Hits              1148     1148           
  Misses            3823     3823           
  Partials             1        1           

Impacted Files	Coverage Δ
app/components/modals/proposal-withdraw-modal.js	0.00% <ø> (ø)
app/controllers/public/sessions/view.js	0.00% <0.00%> (ø)
app/models/session.js	10.00% <0.00%> (-1.12%)	⬇️

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