build(deps-dev): bump storybook from 7.5.3 to 7.6.21

Bumps [storybook](https://github.com/storybookjs/storybook/tree/HEAD/code/core) from 7.5.3 to 7.6.21.
- [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/v7.6.21/code/core)

---
updated-dependencies:
- dependency-name: storybook
  dependency-version: 7.6.21
  dependency-type: direct:development
...

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

Author: dependabot[bot]

package.json

@@ -142,7 +142,7 @@
     "react-dom": "18.2.0",
     "react-test-renderer": "18.2.0",
     "release-it": "16.2.1",
-    "storybook": "7.5.3",
+    "storybook": "7.6.21",
     "tsup": "7.2.0",
     "typescript": "5.2.2",
     "vitest": "^0.34.0",