Update dependency express to v4.21.2

This MR contains the following updates:

Package	Type	Update	Change
express (source)	dependencies	patch	4.21.1 -> 4.21.2

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Release Notes

expressjs/express (express)

v4.21.2

Compare Source

What's Changed

• Add funding field (v4) by @​bjohansebas in https://github.com/expressjs/express/pull/6065
• deps: path-to-regexp@0.1.11 by @​blakeembrey in https://github.com/expressjs/express/pull/5956
• deps: bump path-to-regexp@0.1.12 by @​jonchurch in https://github.com/expressjs/express/pull/6209
• Release: 4.21.2 by @​UlisesGascon in https://github.com/expressjs/express/pull/6094

Full Changelog: https://github.com/expressjs/express/compare/4.21.1...4.21.2

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