chore(deps): update storybook monorepo to v8.4.3

[ganta-renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
@storybook/addon-a11y (source)	devDependencies	patch	8.4.2 -> 8.4.3
@storybook/addon-actions (source)	devDependencies	patch	8.4.2 -> 8.4.3
@storybook/addon-essentials (source)	devDependencies	patch	8.4.2 -> 8.4.3
@storybook/addon-links (source)	devDependencies	patch	8.4.2 -> 8.4.3
@storybook/react (source)	devDependencies	patch	8.4.2 -> 8.4.3
@storybook/react-vite (source)	devDependencies	patch	8.4.2 -> 8.4.3
storybook (source)	devDependencies	patch	8.4.2 -> 8.4.3

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Release Notes

storybookjs/storybook (@​storybook/addon-a11y)

### [`v8.4.3`](https://redirect.github.com/storybookjs/storybook/blob/HEAD/CHANGELOG.md#843) [Compare Source](https://redirect.github.com/storybookjs/storybook/compare/v8.4.2...v8.4.3) - Addon Test: Optimize internal dependencies - [#​29595](https://redirect.github.com/storybookjs/storybook/pull/29595), thanks [@​yannbf](https://redirect.github.com/yannbf)! - Next.js: Add support for Next 15 - [#​29587](https://redirect.github.com/storybookjs/storybook/pull/29587), thanks [@​yannbf](https://redirect.github.com/yannbf)!

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