Combobox Description / Error Text

[scurker]

Combobox should accept a new optional description property that is displayed immediately below the label text. When description is present, the associated input field should have aria-describedby with an idref pointing to the associated description.

Design

Additional Changes

With this change, the placement of the error message should also be visually located immediately above the input field with the addition of a caution icon preceding the error text.