Bump github.com/spf13/viper from 1.6.1 to 1.6.2 (#451)

Bumps [github.com/spf13/viper](https://github.com/spf13/viper) from 1.6.1 to 1.6.2.
- [Release notes](https://github.com/spf13/viper/releases)
- [Commits](spf13/viper@v1.6.1...v1.6.2)

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

go.mod

@@ -37,7 +37,7 @@ require (
 	github.com/pkg/errors v0.9.1
 	github.com/rogpeppe/go-internal v1.5.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/spf13/viper v1.6.1
+	github.com/spf13/viper v1.6.2
 	github.com/stretchr/testify v1.4.0
 	github.com/ugorji/go v1.1.7 // indirect
 	github.com/urfave/cli v1.22.2

go.sum

@@ -321,6 +321,8 @@ github.com/spf13/viper v1.3.2 h1:VUFqw5KcqRf7i70GOzW7N+Q7+gxVBkSSqiXB12+JQ4M=
 github.com/spf13/viper v1.3.2/go.mod h1:ZiWeW+zYFKm7srdB9IoDzzZXaJaI5eL9QjNiN/DMA2s=
 github.com/spf13/viper v1.6.1 h1:VPZzIkznI1YhVMRi6vNFLHSwhnhReBfgTxIPccpfdZk=
 github.com/spf13/viper v1.6.1/go.mod h1:t3iDnF5Jlj76alVNuyFBk5oUMCvsrkbvZK0WQdfDi5k=
+github.com/spf13/viper v1.6.2 h1:7aKfF+e8/k68gda3LOjo5RxiUqddoFxVq4BKBPrxk5E=
+github.com/spf13/viper v1.6.2/go.mod h1:t3iDnF5Jlj76alVNuyFBk5oUMCvsrkbvZK0WQdfDi5k=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1 h1:2vfRuCMp5sSVIDSqO8oNnWJq7mPa6KVP3iPIwFBuy8A=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=