Bump the npm_and_yarn group with 2 updates

Bumps the npm_and_yarn group with 2 updates: [@storybook/react](https://github.com/storybookjs/storybook/tree/HEAD/code/renderers/react) and [rollup-plugin-postcss](https://github.com/egoist/rollup-plugin-postcss).


Updates `@storybook/react` from 6.5.5 to 8.0.5
- [Release notes](https://github.com/storybookjs/storybook/releases)
- [Changelog](https://github.com/storybookjs/storybook/blob/next/CHANGELOG.md)
- [Commits](https://github.com/storybookjs/storybook/commits/v8.0.5/code/renderers/react)

Updates `rollup-plugin-postcss` from 3.1.8 to 4.0.2
- [Release notes](https://github.com/egoist/rollup-plugin-postcss/releases)
- [Changelog](https://github.com/egoist/rollup-plugin-postcss/blob/master/CHANGELOG-OLD.md)
- [Commits](egoist/rollup-plugin-postcss@v3.1.8...v4.0.2)

---
updated-dependencies:
- dependency-name: "@storybook/react"
  dependency-type: direct:development
  dependency-group: npm_and_yarn-security-group
- dependency-name: rollup-plugin-postcss
  dependency-type: direct:development
  dependency-group: npm_and_yarn-security-group
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]