Better codeOf by re-creating the original config file

[maximiliankaul]

Originally, we simply used toString() on the ini4j objects. However, this does not work in all cases.
This PR tries to re-create the original INI code given the ini4j objects.

[codecov]

Codecov Report

Attention: Patch coverage is 80.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 76.37%. Comparing base (af0bcd9) to head (6267c40).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
.../aisec/cpg/frontend/configfiles/IniFileFrontend.kt	80.00%	1 Missing and 1 partial ⚠️

Additional details and impacted files

Files with missing lines	Coverage Δ
.../aisec/cpg/frontend/configfiles/IniFileFrontend.kt	74.46% <80.00%> (+0.78%)	⬆️

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