Export results transformation (subtext and hashed)

[babenek]

Description

Please include a summary of the change and which is fixed.

• Add --subtex to shrink long lines in report and prevent extra memory usage during json load
• Add --hashed to hide sensible information in report
• Use absolute value positions for ML training (Absolute positions of value CredData#160)

How has this been tested?

Please describe the tests that you ran to verify your changes.

• UnitTest
• Benchmark after URL Credential pattern fix #580

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 85.36585% with 6 lines in your changes missing coverage. Please review.

Project coverage is 90.12%. Comparing base (31dcd1d) to head (31e74e2).
Report is 1 commits behind head on main.

Files	Patch %	Lines
credsweeper/credentials/line_data.py	73.33%	3 Missing and 1 partial ⚠️
credsweeper/credentials/candidate.py	75.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #582      +/-   ##
==========================================
- Coverage   90.15%   90.12%   -0.04%     
==========================================
  Files         129      131       +2     
  Lines        4642     4708      +66     
  Branches      752      759       +7     
==========================================
+ Hits         4185     4243      +58     
- Misses        304      310       +6     
- Partials      153      155       +2     

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[xDizzix]

Implementation is rather tangled. The solution for a quite rare task is not worth the overcomplication of this part of the code.

[babenek]

Implementation is rather tangled. The solution for a quite rare task is not worth the overcomplication of this part of the code.

--subtext reduces json report size of unfiltered data for ML train.
--hashes allows use report of sensetive data for BM without data disclosure