chore(S2): audit style macro utilities (#9544)
* export all utilities
* export remaining utils
* removed unsafe exports for now
* add JSDoc descriptions
* rename colorScheme() to setColorScheme()
* remove raw/keyframes from s2 export
* export WidthProperties and HeightProperties as types
* cleanup JSDocs
* add docs
* lint
* address review comments
* extract docs from JSDoc
* add imports to all examples
* update styles->className in example
* fix size in md output
* add linearGradient
* remove getAllowedOverrides from exports/docs (could have breaking changes)
* remove WidthProperties/HeightProperties since we removed getAllowedOverrides export
* address review comments
* rename raw -> css
