fix: system theme in dark mode

[Feldrise]

Description

Related to #1822

I fixed the issue making the text scheme theme incorrect on dark mode in Windows.

Here is the before :

Here is the after :

Contribution Checklist:

• [X] The pull request only addresses one issue or adds one feature.
• [X] The pull request does not introduce any breaking changes
• [X] I have added screenshots or gifs to help explain the change if applicable.
• [X] I have read the contribution guidelines.
• [X] Create an issue and link to the pull request.

Note: Keeping the PR small and focused helps make it easier to review and merge. If you have multiple changes you want to make, please consider submitting them as separate pull requests.

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[devon-wolf]

This also fixes #1799 - I was about to submit an identical PR.

[helloanoop]

Merged!

Thanks for taking care of this @Feldrise !

[Feldrise]

You are welcome, I'm happy to make my first contribution to Bruno 😉