[Snyk] Security upgrade express from 4.21.1 to 4.21.2

[oumao]

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

Snyk changed the following file(s):

• package.json
• package-lock.json

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Regular Expression Denial of Service (ReDoS) SNYK-JS-PATHTOREGEXP-8482416	738

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🦉 Regular Expression Denial of Service (ReDoS)

[what-the-diff]

PR Summary

• Updated Express Dependency
  This update moves the Express package version from 4.21.1 to 4.21.2. This is important to keep the server framework up-to-date, which can potentially include bug fixes and performance improvements.

• Updated Path-to-regexp Dependency
  This change updates the Path-to-regexp package from version 0.1.10 to 0.1.12. A regularly updated package ensures optimal performance while reducing potential security vulnerabilities.

• Added Funding Information
  Now, the funding information regarding the Express package is available in the project's package-lock.json file. This could help track the financial backing details of this widely used package, thus providing transparency about its support infrastructure.