FI-3360: Update ruby

[Jammjammjamm]

Summary

This branch updates ruby since 3.1.2 is approaching EoL.

Testing Guidance

Everything should work as normal. You can check out the fi-3360-test branch in the US Core test kit to test the shared unit test.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 84.30%. Comparing base (a320dee) to head (d2574b4).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #589   +/-   ##
=======================================
  Coverage   84.30%   84.30%           
=======================================
  Files         275      275           
  Lines       11688    11688           
  Branches     1307     1307           
=======================================
  Hits         9854     9854           
  Misses       1824     1824           
  Partials       10       10           

Flag	Coverage Δ
backend	92.62% <100.00%> (ø)
frontend	79.22% <ø> (ø)

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