[Snyk] Security upgrade @storybook/react from 5.3.21 to 6.2.0

[snyk-bot]

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • packages/superset-ui-demo/package.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	611/1000 Why? Recently disclosed, Has a fix available, CVSS 6.5	Information Exposure SNYK-JS-NODEFETCH-2342118	Yes	No Known Exploit

(*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: @storybook/react

The new version differs by 250 commits.

• 829c72e v6.2.0
• f8bfee0 Update root, peer deps, version.ts/json to 6.2.0
• 2814acc CLI: Don't update versions.json on CLI prepare
• 637daa1 Update 6.2 changelog
• c760793 6.2 release
• 5595b1e Merge pull request #14348 from gabiseabra/fix/issue_13771
• a686a99 6.2.0-rc.13 next.json version file
• 6be8b92 Update git head to 6.2.0-rc.13
• c1dfd5b v6.2.0-rc.13
• 4ef7b5a Update root, peer deps, version.ts/json to 6.2.0-rc.13
• d954d50 6.2.0-rc.13 changelog
• 1913c92 Merge pull request #14390 from YozhEzhi/patch-1
• ee98e0e Merge branch 'next' of github.com:storybookjs/storybook into next
• a8aadc4 Update CHANGELOG.md
• 44eca58 Merge pull request #14392 from storybookjs/fix-raw-toggle
• f10ef90 Merge pull request #14391 from YozhEzhi/patch-3
• b1ee5e9 Prevent invalid initial color to be accepted as preset
• 2c6b796 Color picker can't deal with 'transparent' keyword
• 6951762 Don't show RAW toggle when data isn't representable by REJT
• 259b12a Update my-component-story-use-globaltype.js.mdx
• a8a846b Update my-component-story-use-globaltype.mdx.mdx
• 57fc3cd 6.2.0-rc.12 next.json version file
• ba0f535 Fix changelog
• 6ec5750 Update git head to 6.2.0-rc.12

See the full diff

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