Merge logic of baseline result mapping into one class.

[MaximSysoev]

Merge BaselineResultMapping BaselineFilteredResult and BaselineFacade into BaselineResultMapping and also merge corresponding test specs as described here #6882.

Close #6882

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 87.50000% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 84.70%. Comparing base (19b1784) to head (787d8c6).

Files	Patch %	Lines
...osch/detekt/core/baseline/BaselineResultMapping.kt	87.50%	0 Missing and 2 partials :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #7208 +/- ## ============================================ - Coverage 84.71% 84.70% -0.01% + Complexity 3984 3981 -3 ============================================ Files 579 577 -2 Lines 12153 12148 -5 Branches 2494 2493 -1 ============================================ - Hits 10295 10290 -5 Misses 625 625 Partials 1233 1233 ```

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[MaximSysoev]

Nice cleanup :)

Cool, thanks!

Could you merge it? I don't have write access.

[cortinico]

Could you merge it? I don't have write access.

Generally we wait around ~24h to allow other maintainers to also chime in (specifically @BraisGabin as he originally requested this change). We can merge it later today 👍

[MaximSysoev]

Could you merge it? I don't have write access.

Generally we wait around ~24h to allow other maintainers to also chime in (specifically @BraisGabin as he originally requested this change). We can merge it later today 👍

Ok, I see :) Thank you :) 👍

[detekt-ci]

	Warnings
:warning:	This PR is approved with no milestone set. If merged, it won't appear in the detekt release notes.

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