Bump github.com/spf13/viper from 1.20.0 to 1.20.1 (#590)

Bumps [github.com/spf13/viper](https://github.com/spf13/viper) from 1.20.0 to 1.20.1.
- [Release notes](https://github.com/spf13/viper/releases)
- [Commits](https://github.com/spf13/viper/compare/v1.20.0...v1.20.1)

---
updated-dependencies:
- dependency-name: github.com/spf13/viper
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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