Bumps the npm_and_yarn group with 1 update in the / directory: [storybook](https://github.com/storybookjs/storybook/tree/HEAD/code/core). Updates `storybook` from 8.6.14 to 8.6.15 - [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/v8.6.15/code/core) --- updated-dependencies: - dependency-name: storybook dependency-version: 8.6.15 dependency-type: direct:development dependency-group: npm_and_yarn ... Signed-off-by: dependabot[bot] <support@github.com>