Analytical Table: Tree mode and Quartz theme, expand icons not visible

[sebastian-kraemer]

Describe the bug

When using Quartz light theme, the expand icons in the tree table are not visible since 2.23.0. Worked in 2.22.0
Working example with 2.22.0: https://stackblitz.com/edit/github-9kxsp6fz?file=src%2FApp.tsx

Isolated Example

https://stackblitz.com/edit/github-9kxsp6fz-zbanefhd?file=src%2FApp.tsx

Reproduction steps

1. Click quartz icon
2. Expand icons disappear

...

Expected Behaviour

No response

Screenshots or Videos

No response

UI5 Web Components for React Version

2.23.0

UI5 Web Components Version

2.23.0

Browser

Edge

Operating System

No response

Additional Context

No response

Relevant log output

Organization

No response

Declaration

• I’m not disclosing any internal or sensitive information.