Implement the translation of all WGSL `@builtin` attributes to their equivalent MSL attribute.
<rdar://problem/105582154>
Pull request: https://github.com/WebKit/WebKit/pull/10256
Committed 260475@main (3cda255e8d24): <https://commits.webkit.org/260475@main> Reviewed commits have been landed. Closing PR #10256 and removing active labels.