Update kotlin to v2.4.0

[juul-mobile-bot]

This PR contains the following updates:

Package	Type	Update	Change
org.jetbrains.kotlin.plugin.serialization	plugin	minor	2.3.21 → 2.4.0
org.jetbrains.kotlin.multiplatform	plugin	minor	2.3.21 → 2.4.0
org.jetbrains.kotlin.js	plugin	minor	2.3.21 → 2.4.0

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 69.04%. Comparing base (6c53a73) to head (fa70c55).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #439   +/-   ##
=======================================
  Coverage   69.04%   69.04%           
=======================================
  Files           9        9           
  Lines         798      798           
  Branches      217      217           
=======================================
  Hits          551      551           
  Misses        161      161           
  Partials       86       86           

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