[Snyk] Fix for 3 vulnerabilities

[lalmulai]

Snyk has created this PR to fix 3 vulnerabilities in the npm dependencies of this project.

Snyk changed the following file(s):

• install/package.json

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Incomplete Filtering of One or More Instances of Special Elements SNYK-JS-VALIDATOR-13653476	828
	Uncontrolled Recursion SNYK-JS-NODEMAILER-14157156	803
	Prototype Pollution SNYK-JS-EXPRESS-14157151	631

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