Bump github.com/pires/go-proxyproto from 0.6.1 to 0.6.2 (#98)

Bumps [github.com/pires/go-proxyproto](https://github.com/pires/go-proxyproto) from 0.6.1 to 0.6.2.
- [Release notes](https://github.com/pires/go-proxyproto/releases)
- [Commits](https://github.com/pires/go-proxyproto/compare/v0.6.1...v0.6.2

)

---
updated-dependencies:
- dependency-name: github.com/pires/go-proxyproto
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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