[Snyk] Security upgrade ajv from 5.5.2 to 6.12.3

[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	Issue	Breaking Change	Exploit Maturity
	Prototype Pollution SNYK-JS-AJV-584908	Yes	No Known Exploit

Commit messages

Package name: ajv

The new version differs by 250 commits.

• 521c3a5 6.12.3
• bd7107b Merge pull request #1229 from ajv-validator/dependabot/npm_and_yarn/mocha-8.0.1
• 9c26bb2 Merge pull request #1234 from ajv-validator/dependabot/npm_and_yarn/eslint-7.3.1
• c6a6daa Merge branch 'master' into dependabot/npm_and_yarn/mocha-8.0.1
• 15eda23 Merge branch 'master' into dependabot/npm_and_yarn/eslint-7.3.1
• d6aabb8 test: remove node 8 from travis test
• c4801ca Merge pull request #1242 from ajv-validator/refactor
• 988982d ignore proto properties
• f2b1e3d whitespace
• 65e3678 Merge pull request #1239 from GrahamLea/patch-1
• 68d72c4 update regex
• 9c009a9 validate numbers in multipleOf
• 332b30d Merge pull request #1241 from ajv-validator/refactor
• 1105fd5 ignore proto properties
• 65b2f7d validate numbers in schemas during schema compilation
• 24d4f8f remove code post-processing
• fd64fb4 Add link to CSP section in Security section
• 0e2c346 Add Contents link to CSP section
• c581ff3 Clarify limitations of ajv-pack in README
• 0006f34 Document pre-compiled schemas for CSP in README
• 140cfa6 Merge pull request #1238 from cvlab/patch-1
• e7f0c81 Fix mistype in README.md
• 54c96b0 Bump eslint from 6.8.0 to 7.3.1
• 854dbef Bump mocha from 7.2.0 to 8.0.1

See the full diff

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