Bump path-to-regexp from 0.1.12 to 0.1.13

Bumps [path-to-regexp](https://github.com/pillarjs/path-to-regexp) from 0.1.12 to 0.1.13.
- [Release notes](https://github.com/pillarjs/path-to-regexp/releases)
- [Changelog](https://github.com/pillarjs/path-to-regexp/blob/v.0.1.13/History.md)
- [Commits](pillarjs/path-to-regexp@v0.1.12...v.0.1.13)

---
updated-dependencies:
- dependency-name: path-to-regexp
  dependency-version: 0.1.13
  dependency-type: indirect
...

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Author: dependabot[bot]