Bump @storybook/react from 6.3.2 to 6.3.4

Bumps [@storybook/react](https://github.com/storybookjs/storybook/tree/HEAD/app/react) from 6.3.2 to 6.3.4.
- [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/v6.3.4/app/react)

---
updated-dependencies:
- dependency-name: "@storybook/react"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -57,7 +57,7 @@
     "@storybook/addon-postcss": "^2.0.0",
     "@storybook/builder-webpack5": "^6.3.2",
     "@storybook/manager-webpack5": "^6.3.2",
-    "@storybook/react": "^6.3.2",
+    "@storybook/react": "^6.3.4",
     "@testing-library/jest-dom": "^5.14.1",
     "@testing-library/react": "^12.0.0",
     "@types/dot": "^1.1.4",