build(deps): Bump github.com/spf13/viper from 1.8.0 to 1.8.1 (#6622)

Bumps [github.com/spf13/viper](https://github.com/spf13/viper) from 1.8.0 to 1.8.1.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/spf13/viper/releases">github.com/spf13/viper's releases</a>.</em></p>
<blockquote>
<h2>v1.8.1</h2>
<p>This patch releases fixes two minor issues:</p>
<ul>
<li>Replace <code>%s</code> with <code>%w</code> when wrapping errors</li>
<li>Fix <code>pflag.StringArray</code> processing</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="bd03865899"><code>bd03865</code></a> Add a proper processing for pflag.StringArray</li>
<li><a href="3fcad43618"><code>3fcad43</code></a> update %s to %w</li>
<li>See full diff in <a href="https://github.com/spf13/viper/compare/v1.8.0...v1.8.1">compare view</a></li>
</ul>
</details>
<br />


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</details>

go.mod

@@ -32,7 +32,7 @@ require (
 	github.com/sasha-s/go-deadlock v0.2.1-0.20190427202633-1595213edefa
 	github.com/snikch/goodman v0.0.0-20171125024755-10e37e294daa
 	github.com/spf13/cobra v1.1.3
-	github.com/spf13/viper v1.8.0
+	github.com/spf13/viper v1.8.1
 	github.com/stretchr/testify v1.7.0
 	github.com/tendermint/tm-db v0.6.4
 	golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad

go.sum

@@ -550,8 +550,8 @@ 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 v1.3.2/go.mod h1:ZiWeW+zYFKm7srdB9IoDzzZXaJaI5eL9QjNiN/DMA2s=
 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/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=