Update dependency org.jetbrains.kotlin.jvm to v2.0.21

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.jetbrains.kotlin.jvm	2.0.20 -> 2.0.21

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• [ ] If you want to rebase/retry this PR, check this box

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[github-actions[bot]]

Test results JDK x

87 tests   87 :white_check_mark:  13s :stopwatch: 16 suites   0 :zzz: 16 files     0 :x:

Results for commit 10df2763.

[github-actions[bot]]

Test results JDK 21

87 tests   87 :white_check_mark:  13s :stopwatch: 16 suites   0 :zzz: 16 files     0 :x:

Results for commit 10df2763.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 91.92%. Comparing base (3690894) to head (10df276). Report is 1 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #218 +/- ## ======================================= Coverage 91.92% 91.92% ======================================= Files 4 4 Lines 161 161 Branches 24 24 ======================================= Hits 148 148 Misses 5 5 Partials 8 8 ```