ebayui-react: EbayTabs broken programatic tab change

[bruno2kd]

I verified there's no existing issue for this bug.

• There are no existing issues

Current behavior

This commit broke the programmatic tab selection for EbayTabs.

Check broken behavior here:
https://opensource.ebay.com/evo-web/ebayui-core-react/main/?path=/story/navigation-disclosure-ebay-tabs--programmatically-selected-tabs

Screen.Recording.2026-08-06.at.19.33.04.mov

Expected behavior

Should update selected tab on tab index change

Package and version

No response

Device/OS/Browser info

No response

Steps to reproduce

1. access: https://opensource.ebay.com/evo-web/ebayui-core-react/main/?path=/story/navigation-disclosure-ebay-tabs--programmatically-selected-tabs
2. click on Select Tab 2
3. no change will happen

Relevant code block

The following commit broke it:
b25f125#diff-7723ed437c1419edf5e4027bc089c1d96087f0bec0974109b14708eab9b471ceL64

[bruno2kd]

I will create a PR with the fix next Monday.