Update module github.com/knadh/koanf to v1.4.4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/knadh/koanf	require	patch	v1.4.3 -> v1.4.4

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Release Notes

knadh/koanf

### [`v1.4.4`](https://togithub.com/knadh/koanf/releases/tag/v1.4.4) [Compare Source](https://togithub.com/knadh/koanf/compare/v1.4.3...v1.4.4) #### What's Changed - Fixup comments in providers by [@​neelayu](https://togithub.com/neelayu) in [https://github.com/knadh/koanf/pull/172](https://togithub.com/knadh/koanf/pull/172) #### New Contributors - [@​neelayu](https://togithub.com/neelayu) made their first contribution in [https://github.com/knadh/koanf/pull/172](https://togithub.com/knadh/koanf/pull/172) **Full Changelog**: https://github.com/knadh/koanf/compare/v1.4.3...v1.4.4

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