Remove alternative executable files

[MauricioFauth]

• Closes The executable files should be merged into a single executable file #517

[codecov]

Codecov Report

Attention: Patch coverage is 71.42857% with 6 lines in your changes missing coverage. Please review.

Project coverage is 96.26%. Comparing base (86315f7) to head (c236c90).
Report is 374 commits behind head on master.

Files with missing lines	Patch %	Lines
src/Utils/CLI.php	71.42%	6 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #594      +/-   ##
============================================
- Coverage     96.86%   96.26%   -0.60%     
+ Complexity     2279     2204      -75     
============================================
  Files            71       89      +18     
  Lines          5160     5086      -74     
============================================
- Hits           4998     4896     -102     
- Misses          162      190      +28     

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