Update packages/docs/src/pages/migrating.mdx

Author: jxnblk

packages/docs/src/pages/migrating.mdx

@@ -11,7 +11,6 @@ title: Migrating
   - Default color mode name
   - Manually enable `useColorSchemeMediaQuery`
 - Removes layout components (`Layout`, `Header`, `Main`, `Footer`). Use the `Box` and `Flex` layout primitives instead.
-- ~~When CSS custom properties are enabled, raw color values are available in the `theme.rawColors` object~~
 - Theme context is now stateless. If you've made use of `context.setTheme`, this no longer works. An alternative approach will be introduced later.
 - Global typographic styles