Enable K2 compiler

[VincentMasselis]

Current issues to fix before enabling K2:

• https://youtrack.jetbrains.com/issue/KT-59752/K2-Conflicting-overloads-if-function-with-same-signature-added-to-different-contexts
• https://youtrack.jetbrains.com/issue/KT-60771/K2-Conflicting-declarations.-Unable-to-re-declare-variable-if-the-first-one-comes-from-a-destructured-element

[github-actions[bot]]

Test Results

0 files   - 12  0 suites   - 12   0s :stopwatch: -20s 0 tests  - 26  0 :heavy_check_mark:  - 26  0 :zzz: ±0  0 :x: ±0  0 runs   - 78  0 :heavy_check_mark:  - 78  0 :zzz: ±0  0 :x: ±0 

Results for commit 711d82eb. ± Comparison against base commit 9011fc24.

:recycle: This comment has been updated with latest results.