chore: Bump @storybook/addon-storysource from 6.1.9 to 8.1.11

Bumps [@storybook/addon-storysource](https://github.com/storybookjs/storybook/tree/HEAD/code/addons/storysource) from 6.1.9 to 8.1.11.
- [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/v8.1.11/code/addons/storysource)

---
updated-dependencies:
- dependency-name: "@storybook/addon-storysource"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -90,7 +90,7 @@
     "@storybook/addon-knobs": "^6.1.9",
     "@storybook/addon-storyshots": "^6.1.9",
     "@storybook/addon-storyshots-puppeteer": "^6.1.9",
-    "@storybook/addon-storysource": "^6.1.9",
+    "@storybook/addon-storysource": "^8.1.11",
     "@storybook/components": "^6.1.9",
     "@storybook/react": "^6.1.9",
     "@storybook/source-loader": "^6.1.9",