fix: update IntelliJ platform to 2024.1

[monosoul]

Bumps IntelliJ platform to 2024.1, fixing deprecated API usages along the way

Fixes #59

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.

Project coverage is 92.59%. Comparing base (8f671fe) to head (56c35a7).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
.../updateindex/extended/ExtendedUpdateIndexAction.kt	0.00%	1 Missing ⚠️
...tended/changes/view/ToggleSkippedWorktreeAction.kt	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #61      +/-   ##
==========================================
- Coverage   94.33%   92.59%   -1.75%     
==========================================
  Files          10       10              
  Lines         106      108       +2     
  Branches       15       15              
==========================================
  Hits          100      100              
- Misses          1        3       +2     
  Partials        5        5              

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