[Snyk] Security upgrade react-router-dom from 5.3.4 to 6.0.0

[Rubix982]

Snyk has created this PR to fix 1 vulnerabilities in the npm dependencies of this project.

Snyk changed the following file(s):

• client/package.json

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Regular Expression Denial of Service (ReDoS) SNYK-JS-PATHTOREGEXP-7925106	738

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🦉 Regular Expression Denial of Service (ReDoS)

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