Bootswatch Themes not up to date

Hi,

Wappler has the Bootswatch Themes not up to date.

Wappler version: 1.9.2
Bootswatch Themes version: 4.2.1
Latest Bootswatch Themes version: 4.3.1 https://github.com/thomaspark/bootswatch/releases/tag/v4.3.1

Thanks.