chore(deps-dev): bump @types/express-serve-static-core (#831)

Bumps [@types/express-serve-static-core](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/express-serve-static-core) from 4.19.6 to 4.19.7.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/express-serve-static-core)

---
updated-dependencies:
- dependency-name: "@types/express-serve-static-core"
  dependency-version: 4.19.7
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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