[ic-tab-group/ic-horizontal-scroll] A11y violation

[gd2910]

Summary of the bug

E2E a11y testing on ic-tabs has shown a serious violation when using ic-tabs with scrollable content. The issue looks to stem from ic-horizontal-scroll (see below).

📸 Screenshots or code

Violation

packages/web-components/src/components/ic-horizontal-scroll.tsx

🖥 📱 Device

• Type: Cypress a11y testing

🧐 Expected behaviour

All a11y tests should pass. To check this please uncomment the a11y tests in the ic-tabs Cypress tests