Update module github.com/spf13/viper to v1.13.0

go.mod

@@ -8,16 +8,14 @@ require (
 	github.com/codegangsta/gin v0.0.0-20171026143024-cafe2ce98974 // indirect
 	github.com/getsentry/sentry-go v0.5.1
 	github.com/kataras/iris/v12 v12.1.8
-	github.com/mattn/go-colorable v0.1.6 // indirect
 	github.com/mattn/go-shellwords v1.0.10 // indirect
 	github.com/mitchellh/go-homedir v1.1.0
 	github.com/onsi/ginkgo v1.12.0 // indirect
 	github.com/onsi/gomega v1.9.0 // indirect
 	github.com/sergi/go-diff v1.1.0 // indirect
-	github.com/sirupsen/logrus v1.5.0
+	github.com/sirupsen/logrus v1.6.0
 	github.com/spf13/cobra v0.0.7
-	github.com/spf13/viper v1.6.2
+	github.com/spf13/viper v1.13.0
 	github.com/valyala/fasthttp v1.9.0 // indirect
-	golang.org/x/net v0.0.0-20200226121028-0de0cce0169b // indirect
 	gopkg.in/urfave/cli.v1 v1.20.0 // indirect
 )