build(deps): Bump github.com/spf13/viper from 1.7.0 to 1.7.1

Bumps [github.com/spf13/viper](https://github.com/spf13/viper) from 1.7.0 to 1.7.1.
- [Release notes](https://github.com/spf13/viper/releases)
- [Commits](https://github.com/spf13/viper/compare/v1.7.0...v1.7.1)

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

go.mod

@@ -25,7 +25,7 @@ require (
 	github.com/sasha-s/go-deadlock v0.2.0
 	github.com/snikch/goodman v0.0.0-20171125024755-10e37e294daa
 	github.com/spf13/cobra v1.0.0
-	github.com/spf13/viper v1.7.0
+	github.com/spf13/viper v1.7.1
 	github.com/stretchr/testify v1.6.1
 	github.com/tendermint/tm-db v0.6.0
 	golang.org/x/crypto v0.0.0-20200406173513-056763e48d71

go.sum

@@ -433,6 +433,8 @@ github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnIn
 github.com/spf13/viper v1.4.0/go.mod h1:PTJ7Z/lr49W6bUbkmS1V3by4uWynFiR9p7+dSq/yZzE=
 github.com/spf13/viper v1.7.0 h1:xVKxvI7ouOI5I+U9s2eeiUfMaWBVoXA3AWskkrqK0VM=
 github.com/spf13/viper v1.7.0/go.mod h1:8WkrPz2fc9jxqZNCJI/76HCieCp4Q8HaLFoCha5qpdg=
+github.com/spf13/viper v1.7.1 h1:pM5oEahlgWv/WnHXpgbKz7iLIxRf65tye2Ci+XFK5sk=
+github.com/spf13/viper v1.7.1/go.mod h1:8WkrPz2fc9jxqZNCJI/76HCieCp4Q8HaLFoCha5qpdg=
 github.com/streadway/amqp v0.0.0-20190404075320-75d898a42a94/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
 github.com/streadway/amqp v0.0.0-20190827072141-edfb9018d271/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
 github.com/streadway/handy v0.0.0-20190108123426-d5acb3125c2a/go.mod h1:qNTQ5P5JnDBl6z3cMAg/SywNDC5ABu5ApDIw6lUbRmI=