match button style with olivero/claro

i had reviewed the changes in the style of button of bartik theme which is present inside claro theme.

ill do it for you so you can see the diffrence

please review.

Hello there,
This seems to be a support request and not a feature request. Also its quite natural that different themes will incorporate different styles, so no MR is needed here.
Hence closing the issue, by changing the metadata properly!