chore(deps): bump @types/koa__router from 12.0.4 to 12.0.5

Bumps [@types/koa__router](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/koa__router) from 12.0.4 to 12.0.5.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/koa__router)

---
updated-dependencies:
- dependency-name: "@types/koa__router"
  dependency-version: 12.0.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]