build(deps): bump github.com/spf13/viper from 1.8.0 to 1.8.1 (#53)

Bumps [github.com/spf13/viper](https://github.com/spf13/viper) from 1.8.0 to 1.8.1.
- [Release notes](https://github.com/spf13/viper/releases)
- [Commits](spf13/viper@v1.8.0...v1.8.1)

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

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/huandu/xstrings v1.3.2 // indirect
 	github.com/sirupsen/logrus v1.8.1
 	github.com/spf13/cobra v1.1.3
-	github.com/spf13/viper v1.8.0
+	github.com/spf13/viper v1.8.1
 	golang.org/x/text v0.3.6
 	gopkg.in/yaml.v2 v2.4.0
 	k8s.io/apiextensions-apiserver v0.21.2

go.sum

@@ -405,8 +405,8 @@ github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnIn
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/viper v1.7.0/go.mod h1:8WkrPz2fc9jxqZNCJI/76HCieCp4Q8HaLFoCha5qpdg=
-github.com/spf13/viper v1.8.0 h1:QRwDgoG8xX+kp69di68D+YYTCWfYEckbZRfUlEIAal0=
-github.com/spf13/viper v1.8.0/go.mod h1:o0Pch8wJ9BVSWGQMbra6iw0oQ5oktSIBaujf1rJH9Ns=
+github.com/spf13/viper v1.8.1 h1:Kq1fyeebqsBfbjZj4EL7gj2IO0mMaiyjYUWcUsl2O44=
+github.com/spf13/viper v1.8.1/go.mod h1:o0Pch8wJ9BVSWGQMbra6iw0oQ5oktSIBaujf1rJH9Ns=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.2.0/go.mod h1:qt09Ya8vawLte6SNmTgCsAVtYtaKzEcn8ATUoHMkEqE=