[Snyk] Security upgrade npm-check from 5.4.0 to 5.9.1

[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:
  • package.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	768/1000 Why? Proof of Concept exploit, Recently disclosed, Has a fix available, CVSS 7.5	Regular Expression Denial of Service (ReDoS) SNYK-JS-ANSIREGEX-1583908	No	Proof of Concept

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

Commit messages

Package name: npm-check

The new version differs by 74 commits.

• dcb8bbe 5.9.1
• c610aa8 Merge pull request #368 from omrilotan/2019-10-29-fix-vuln
• ce892a9 Update depcheck
• 4b633e2 Fix vulnerabilities
• f569c7d Merge pull request #326 from mansona/fixing-ci
• b713af5 adding later node versions to CI
• 76cefd6 fixing CI for Node 4
• f47c605 Merge pull request #321 from dyun8080/patch-1
• 24d7b70 fix: npm run lint
• bda767d 5.9.0
• 6d6eb6e Merge pull request #307 from dylang/depcheck-0-6-11
• 7065511 feat: bump depcheck dependency
• 72054dd 5.8.0
• 042c7f6 Merge pull request #294 from zkochan/master
• 5d5bc0e feat: use pnpm on projects that previously used pnpm
• 258bc6b 5.7.1
• 64e5532 Merge pull request #289 from dylang/drop-merge-options
• a9f3b37 Switch out merge-options for xtend
• 348b34f Merge pull request #287 from sbrl/patch-1
• b09a695 README.md: Correct typo
• 8f00b45 Merge pull request #270 from simlu/patch-1
• 7073994 Merge pull request #286 from carlmanaster/patch-1
• c0111b1 Update cli.js
• fafeaf8 5.7.0

See the full diff

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