Migrate `[&>*]` to `*` variant, and `[&_*]` to `**` variant#15022

RobinMalfait merged 6 commits intonexttailwindlabs/tailwindcss:nextfrom

feat/migrate-to-child-varianttailwindlabs/tailwindcss:feat/migrate-to-child-variantCopy head branch name to clipboard