Chips & Tags: Evaluate especially on screenreader verbalization

Evaluate on a11y, as this pattern might not correctly get read out by screenreaders: 
https://db-ui.github.io/core/patterns/elements-chips/index.html

We most likely need to adapt the `aria-labelledby` attribute for the `input` element as included within the [input](https://github.com/db-ui/core/blob/main/source/_patterns/01-elements/input/input.hbs#L13) pattern.