[Snyk] Security upgrade react-scripts from 2.1.3 to 4.0.0

[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:
  • package.json
  • package-lock.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	551/1000 Why? Recently disclosed, Has a fix available, CVSS 5.3	Regular Expression Denial of Service (ReDoS) SNYK-JS-CSSWHAT-1298035	Yes	No Known Exploit
	479/1000 Why? Has a fix available, CVSS 5.3	Regular Expression Denial of Service (ReDoS) SNYK-JS-GLOBPARENT-1016905	Yes	No Known Exploit
	696/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 7.5	Prototype Pollution SNYK-JS-IMMER-1019369	Yes	Proof of Concept
	586/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 5.3	Regular Expression Denial of Service (ReDoS) SNYK-JS-LODASH-1018905	Yes	Proof of Concept
	681/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 7.2	Command Injection SNYK-JS-LODASH-1040724	Yes	Proof of Concept
	686/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 7.3	Prototype Pollution SNYK-JS-LODASH-450202	Yes	Proof of Concept
	636/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 6.3	Prototype Pollution SNYK-JS-LODASH-567746	Yes	Proof of Concept
	704/1000 Why? Has a fix available, CVSS 9.8	Prototype Pollution SNYK-JS-LODASH-590103	Yes	No Known Exploit
	686/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 7.3	Prototype Pollution SNYK-JS-LODASH-608086	Yes	Proof of Concept
	601/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 5.6	Prototype Pollution SNYK-JS-MINIMIST-559764	Yes	Proof of Concept
	479/1000 Why? Has a fix available, CVSS 5.3	Regular Expression Denial of Service (ReDoS) SNYK-JS-POSTCSS-1255640	Yes	No Known Exploit
	494/1000 Why? Has a fix available, CVSS 5.6	Command Injection SNYK-JS-REACTDEVUTILS-1083268	Yes	No Known Exploit
	619/1000 Why? Has a fix available, CVSS 8.1	Cross-site Scripting (XSS) SNYK-JS-SERIALIZEJAVASCRIPT-536840	Yes	No Known Exploit
	706/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 7.7	Arbitrary Code Injection SNYK-JS-SERIALIZEJAVASCRIPT-570062	Yes	Proof of Concept
	586/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 5.3	Denial of Service (DoS) SNYK-JS-SOCKJS-575261	Yes	Proof of Concept
	601/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 5.6	Prototype Pollution SNYK-JS-YARGSPARSER-560381	Yes	Proof of Concept
	506/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 3.7	Regular Expression Denial of Service (ReDoS) npm:braces:20180219	Yes	Proof of Concept

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

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

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