[Snyk] Security upgrade express from 3.1.0 to 4.19.2

[xblaster]

This PR was automatically created by Snyk using the credentials of a real user.

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

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	591/1000 Why? Recently disclosed, Has a fix available, CVSS 6.1	Open Redirect SNYK-JS-EXPRESS-6474509	Yes	No Known Exploit

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

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