fix: Night mode theme changes when opening settings

[BrayanDSO]

Fixes

• Fixes Night mode theme changes when opening settings #20966

How Has This Been Tested?

Unit tests

Checklist

Please, go through these checks before submitting the PR.

• You have a descriptive commit message with a short title (first line, max 50 chars).
• You have commented your code, particularly in hard-to-understand areas
• You have performed a self-review of your own code
• UI changes: include screenshots of all affected screens (in particular showing any new or changed strings)
• UI Changes: You have tested your change using the Google Accessibility Scanner

[david-allison]

LGTM, thanks so much!!