Refactor: Bun: remove dependency 'async'

[emmercm]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 82.60870% with 4 lines in your changes are missing coverage. Please review.

Project coverage is 93.22%. Comparing base (f820b17) to head (4e6a65f).

Files	Patch %	Lines
src/driveSemaphore.ts	40.00%	3 Missing ⚠️
src/types/options.ts	75.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1112      +/-   ##
==========================================
+ Coverage   92.95%   93.22%   +0.26%     
==========================================
  Files          92       93       +1     
  Lines        6079     6078       -1     
  Branches     1447     1447              
==========================================
+ Hits         5651     5666      +15     
+ Misses        406      391      -15     
+ Partials       22       21       -1     

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[github-actions]

🧪 Branch testing instructions

This pull request can be tested locally with the following command:

npm exec --yes -- "github:emmercm/igir#emmercm/bun-replace-async" [commands..] [options]

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