feat: Change rust-prepare to v5

[mzaniolo]

See #79 (comment)

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 50.00%. Comparing base (f991d19) to head (b447dc3).
⚠️ Report is 1 commits behind head on v5.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##               v5      #81   +/-   ##
=======================================
  Coverage   50.00%   50.00%           
=======================================
  Files           1        1           
  Lines           8        8           
=======================================
  Hits            4        4           
  Misses          4        4           

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