Update module github.com/safing/portbase to v0.13.6

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/safing/portbase	require	patch	v0.13.5 -> v0.13.6

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Release Notes

safing/portbase

### [`v0.13.6`](https://togithub.com/safing/portbase/releases/v0.13.6) [Compare Source](https://togithub.com/safing/portbase/compare/v0.13.5...v0.13.6) Changelog: [`d111f81`](https://togithub.com/safing/portbase/commit/d111f8183c841b78897f3fe2a9ab6aac1c050b69) Update deps [`cc1375e`](https://togithub.com/safing/portbase/commit/cc1375e1de6fb22498fa5aee582c8047dc3c9d87) Fix go build flags

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Configuration

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