chore(deps): update storybook monorepo to v8.4.2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@storybook/addon-a11y (source)	8.4.1 -> 8.4.2
@storybook/addon-backgrounds (source)	8.4.1 -> 8.4.2
@storybook/addon-controls (source)	8.4.1 -> 8.4.2
@storybook/addon-docs (source)	8.4.1 -> 8.4.2
@storybook/addon-highlight (source)	8.4.1 -> 8.4.2
@storybook/addon-links (source)	8.4.1 -> 8.4.2
@storybook/addon-measure (source)	8.4.1 -> 8.4.2
@storybook/addon-outline (source)	8.4.1 -> 8.4.2
@storybook/addon-toolbars (source)	8.4.1 -> 8.4.2
@storybook/addon-viewport (source)	8.4.1 -> 8.4.2
@storybook/blocks (source)	8.4.1 -> 8.4.2
@storybook/cli (source)	8.4.1 -> 8.4.2
@storybook/core-common (source)	8.4.1 -> 8.4.2
@storybook/node-logger (source)	8.4.1 -> 8.4.2
@storybook/react-vite (source)	8.4.1 -> 8.4.2
@storybook/theming (source)	8.4.1 -> 8.4.2
storybook (source)	8.4.1 -> 8.4.2

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Release Notes

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

v8.4.2

Compare Source

• Addon Test: Fix post-install logic for Next.js Vite framework support - #​29524, thanks @​valentinpalkovic!
• Addon Test: Only render the TestingModule component in development mode - #​29501, thanks @​yannbf!
• CLI: Fix Solid init by installing @storybook/test - #​29514, thanks @​shilman!
• Core: Shim CJS-only globals in ESM output - #​29157, thanks @​valentinpalkovic!
• Next.js: Fix bundled react and react-dom in monorepos - #​29444, thanks @​sentience!

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.08%. Comparing base (ed3bfdb) to head (1dac054).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2091   +/-   ##
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  Coverage   91.08%   91.08%           
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  Files          33       33           
  Lines         998      998           
  Branches      137      137           
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  Hits          909      909           
  Misses         78       78           
  Partials       11       11           

Flag	Coverage Δ
unittests	91.08% <ø> (ø)

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