Combobox filter attribute

[sudheer-gowrigari]

The filter attribute for the combobox element is crucial for narrowing down options based on user input. This issue seeks input on whether the filter attribute should be renamed or further defined to enhance developer experience and element semantics.

[github-actions]

There hasn't been any discussion on this issue for a while, so we're marking it as stale. If you choose to kick off the discussion again, we'll remove the 'stale' label.