Prover: build docker wo rust corset

[AlexandreBelling]

Corset takes up 2 min of docker build on the CI and we don't use it in the prover directly anymore.

Checklist

• I wrote new tests for my new core changes.
• I have successfully ran tests, style checker and build against my new changes locally.
• I have informed the team of any breaking changes if there are any.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.17%. Comparing base (8cf2866) to head (39cdde1).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##               main     #419   +/-   ##
=========================================
  Coverage     70.17%   70.17%           
  Complexity     1070     1070           
=========================================
  Files           306      306           
  Lines         12337    12337           
  Branches       1179     1179           
=========================================
  Hits           8658     8658           
  Misses         3200     3200           
  Partials        479      479           

Flag	Coverage Δ		*Carryforward flag
hardhat	98.70% <ø> (ø)
kotlin	67.86% <ø> (ø)		Carriedforward from f983828

*This pull request uses carry forward flags. Click here to find out more.