[Snyk] Security upgrade prop-types from 15.6.0 to 15.6.2

[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
  • package-lock.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	591/1000 Why? Recently disclosed, Has a fix available, CVSS 5.9	Denial of Service SNYK-JS-NODEFETCH-674311	No	No Known Exploit

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

Commit messages

Package name: prop-types

The new version differs by 23 commits.

• fa6fbb7 15.6.2
• 5115f5c Merge pull request #180 from jaller94/master
• 2ac742c Merge pull request #171 from barrymichaeldoyle/master
• a7a5a64 Merge pull request #194 from facebook/no-fbjs
• d6c9c5c Preserve "Invariant Violation" name
• 07d1b47 Remove fbjs dependency
• 3c99d57 Remove trailing spaces
• a36cda8 Move explanation of `isRequired` and show it in `PropTypes.shape`
• ba3da12 Show that shapes can have required properties
• 2bde8eb Add example for `PropTypes.exact`
• d65f80e Updated vars to consts and lets in PropTypesProductionStandalone-test.js
• c10c93f Updated vars to consts and lets in PropTypesDevelopmentStandalone-test.js
• 8e2b34e Updated vars to consts and lets in PropTypesDevelopmentReact15.js
• c5527c8 Updated vars with consts and lets in PropTypesProductionReact15-test.js
• 7cc8c81 Add 15.6.1 to CHANGELOG
• 5df7296 15.6.1
• b7d03ce Point readme to correct docs for production builds (#153)
• a94243f Update the repository location (#148)
• 77c62a7 Fix failing tests (#129)
• 644844c Merge pull request #140 from flarnie/master
• 0b5db12 Add `CODE_OF_CONDUCT`
• a6900f0 Add CONTRIBUTING.md
• 492e230 Update README.md with improved importing for CDNs (#104)

See the full diff

Check the changes in this PR to ensure they won't cause issues with your project.

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[coveralls]

Pull Request Test Coverage Report for Build 97

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.5%) to 99.34%

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Totals
Change from base Build 70:	0.5%
Covered Lines:	255
Relevant Lines:	255

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💛 - Coveralls

[3rd-Eden]

Fixed in 4.2.0