Add experiment CompareASTBlame

[LeonievonMann]

Needs se-sic/VaRA#1054

[codecov]

Codecov Report

Attention: Patch coverage is 80.68670% with 45 lines in your changes missing coverage. Please review.

Project coverage is 66.61%. Comparing base (982bf9b) to head (f5a69bb).
Report is 5 commits behind head on vara-dev.

❗ Current head f5a69bb differs from pull request most recent head 180a1a5

Please upload reports for the commit 180a1a5 to get more accurate results.

Files	Patch %	Lines
...ts/varats/experiments/vara/blame_ast_experiment.py	50.00%	42 Missing ⚠️
varats/varats/data/reports/blame_annotations.py	96.70%	3 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##           vara-dev     #876      +/-   ##
============================================
+ Coverage     66.49%   66.61%   +0.11%     
============================================
  Files           344      347       +3     
  Lines         27935    28168     +233     
============================================
+ Hits          18575    18763     +188     
- Misses         9360     9405      +45     

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[vulder]

Overall setup looks good. Maybe the file format could be improved to be easier read/parse able but overall the code should work.