[Snyk] Security upgrade handlebars from 4.3.0 to 4.5.3

[snyk-bot]

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

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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
	Denial of Service (DoS) SNYK-JS-HANDLEBARS-480388	No	No Known Exploit
	Arbitrary Code Execution SNYK-JS-HANDLEBARS-534478	No	No Known Exploit
	Prototype Pollution SNYK-JS-HANDLEBARS-534988	No	No Known Exploit

Commit messages

Package name: handlebars

The new version differs by 64 commits.

• c819c8b v4.5.3
• 827c9d0 Update release notes
• f7f05d7 fix: add "no-prototype-builtins" eslint-rule and fix all occurences
• 1988878 fix: add more properties required to be enumerable
• 886ba86 test/chore: add chai/expect and sinon to "runtime"-environment
• 0817dad test: add sinon as global variable to eslint in the specs
• 93516a0 test: add sinon.js for spies, deprecate current assertions
• 93e284e chore: add chai and dirty-chai for better test assertions
• c02b05f fix: use !== 0 instead of != 0
• 8de121d v4.5.2
• 6914090 Update release notes
• d541378 fix: use String(field) in lookup when checking for "constructor"
• c2ac79c test: add fluent API for testing Handlebars
• 7ef8617 v4.5.1
• b75e3e1 Update release notes
• 5e9d17f fix: move "eslint-plugin-compat" to devDependencies
• b24797d v4.5.0
• a243067 Update release notes
• 088e618 chore: add eslint-plugin-compat and eslint-plugin-es5
• 7052e88 Resolve deprecation warning message from eslint while running eslint (#1586)
• b8913fc Add missing types for the Exception class properties (#1583)
• 62ed3c2 Add Handlebars.parseWithoutProcessing (#1584)
• 7fcf9d2 Use objects for hash value tracking
• c76ded8 fix: add guard to if & unless helpers (#1549)

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 562

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 94.783%

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Totals
Change from base Build 536:	0.0%
Covered Lines:	80
Relevant Lines:	81

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💛 - Coveralls