chore: Updated readme instructions for transformIgnorePatterns

[pan-kot]

Update instructions for better clarity. The transformIgnorePatterns property can't get merged automatically and requires a manual copying.

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (f339f33) 100.00% compared to head (e7b87fd) 100.00%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #31 +/- ## ========================================= Coverage 100.00% 100.00% ========================================= Files 1 1 Lines 15 15 Branches 1 1 ========================================= Hits 15 15 ```

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