v40.0.0

• Updated tokenKeyword to match the definition of keyword field type (#5251)
• Added element, buttonElement, and arrowProps props to further customize EuiAccordion (#5258)

Bug fixes

• Fixed missing id for EuiCombobox by generating one if prepend or append exists (#5229)

Breaking changes

• Renamed tokenKeyword icon to tokenTag in EuiToken (#5251)