[DRAFT] Add Windows client hint brands override to match header we override natively

[laghee]

Asana Task/Github Issue: https://app.asana.com/1/137249556945/project/72649045549333/task/1208581002806545?focus=true

Description

Adding an override for our client hints brands in the JS API to match those we send in the Sec-CH-UA header and resolve breakage caused by current inconsistency between the two.

Testing Steps

Privacy test page TODO

Checklist

Please tick all that apply:

• I have tested this change locally
• I have tested this change locally in all supported browsers
• This change will be visible to users
• I have added automated tests that cover this change
• I have ensured the change is gated by config
• This change was covered by a ship review
• This change was covered by a tech design
• Any dependent config has been merged

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[github-actions]

Temporary Branch Update

The temporary branch has been updated with the latest changes. Below are the details:

• Branch Name: pr-releases/pr-2028
• Commit Hash: 3939ad5a21177cae609574eefa7d0550dc853797
• Last Updated: October 21, 2025 at 2:13:02 PM UTC
• Install Command: npm i github:duckduckgo/content-scope-scripts#3939ad5a21177cae609574eefa7d0550dc853797

Please use the above install command to update to the latest version.

[github-actions]

[Beta] Generated file diff

Time updated: Tue, 21 Oct 2025 14:13:16 GMT

Android

    - android/adsjsContentScope.js

• android/autofillImport.js
• android/brokerProtection.js
• android/contentScope.js

File has changed

Apple

    - apple/contentScope.js

• apple/contentScopeIsolated.js

File has changed

Chrome-mv3

    - chrome-mv3/inject.js

File has changed

Firefox

    - firefox/inject.js

File has changed

Integration

    - integration/contentScope.js

File has changed

Windows

    - windows/contentScope.js

File has changed