[Bottom Sheet] [Docs] Corrected guidance to use modal bottom sheet default style theme attribute for standard bottom sheets and added a callout explaining that there is no default style theme attribute for standard bottom sheets.
[Bottom Sheet] [Docs] Corrected guidance to use modal bottom sheet default style theme attribute for standard bottom sheets and added a callout explaining that there is no default style theme attribute for standard bottom sheets.

PiperOrigin-RevId: 462465244

material-components/material-components-android