feat: add promotion step to remove a file/directory

[nitishfy]

Fixes #2860

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[codecov]

Codecov Report

Attention: Patch coverage is 61.53846% with 15 lines in your changes missing coverage. Please review.

Project coverage is 51.22%. Comparing base (404422a) to head (9866605).

Files with missing lines	Patch %	Lines
internal/directives/file_deleter.go	61.53%	14 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3086      +/-   ##
==========================================
+ Coverage   51.20%   51.22%   +0.01%     
==========================================
  Files         283      284       +1     
  Lines       25466    25505      +39     
==========================================
+ Hits        13041    13065      +24     
- Misses      11729    11743      +14     
- Partials      696      697       +1     

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[hiddeco]

In addition to these tests, can you add:

• One which removes a symlink (should remove the literal symlink, and not the file).
• One which removes a file or directory within a symlink (should traverse into the symlink and remove it).

[krancour]

This needs docs.

[krancour]

@nitishfy we're looking to have 1.2 work done by 12/20 with plans to release after the winter break. Are you able to implement feedback before then?