Upgrade Storybook and Vite to upgrade esbuild

[koesie10]

This upgrade Storybook to 8.6.0 and Vite to 6.2.0, which allows us to upgrade esbuild to 0.25.0. See the internal linked issue for details.

$ npm why esbuild
esbuild@0.25.0 dev
node_modules/esbuild
  esbuild@"^0.18.0 || ^0.19.0 || ^0.20.0 || ^0.21.0 || ^0.22.0 || ^0.23.0 || ^0.24.0 || ^0.25.0" from @storybook/core@8.6.0
  node_modules/@storybook/core
    @storybook/core@"8.6.0" from storybook@8.6.0
    node_modules/storybook
      dev storybook@"^8.6.0" from the root project
  esbuild@"^0.25.0" from vite@6.2.0
  node_modules/vite
    dev vite@"^6.2.0" from the root project
    vite@"^5.0.0 || ^6.0.0" from vite-node@3.0.7
    node_modules/vite-node
      dev vite-node@"^3.0.7" from the root project

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[aeisenberg]

Nice.