build(deps): bump github.com/armon/go-metrics from 0.4.0 to 0.4.1 (#2227

)

Bumps [github.com/armon/go-metrics](https://github.com/armon/go-metrics) from 0.4.0 to 0.4.1.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/armon/go-metrics/releases">github.com/armon/go-metrics's releases</a>.</em></p>
<blockquote>
<h2>v0.4.1</h2>
<p>Includes a performance improvement in the Prometheus sink that was identified as wasting CPU time in Nomad where metrics are recorded in a hot code path.</p>
<p>See <a href="https://github-redirect.dependabot.com/armon/go-metrics/pull/138">armon/go-metrics#138</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/armon/go-metrics/commit/b6d5c860c07ef6eeec89f4a662c7b452dd4d0c93"><code>b6d5c86</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/armon/go-metrics/issues/138">#138</a> from jrasell/jrasell/f-improve-prom-flatten-key-perf</li>
<li><a href="https://github.com/armon/go-metrics/commit/2a21e9d1dbc0988cb76a22dd4260bf916b3079ca"><code>2a21e9d</code></a> prometheus: improve flatten key performance.</li>
<li>See full diff in <a href="https://github.com/armon/go-metrics/compare/v0.4.0...v0.4.1">compare view</a></li>
</ul>
</details>
<br />


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</details>

go.mod

@@ -6,7 +6,7 @@ replace github.com/gogo/protobuf => github.com/regen-network/protobuf v1.3.3-alp
 
 require (
 	cosmossdk.io/math v1.0.0-beta.3
-	github.com/armon/go-metrics v0.4.0
+	github.com/armon/go-metrics v0.4.1
 	github.com/confio/ics23/go v0.7.0
 	github.com/cosmos/cosmos-sdk v0.46.1
 	github.com/gogo/protobuf v1.3.2

go.sum

@@ -117,8 +117,8 @@ github.com/apache/thrift v0.13.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
-github.com/armon/go-metrics v0.4.0 h1:yCQqn7dwca4ITXb+CbubHmedzaQYHhNhrEXLYUeEe8Q=
-github.com/armon/go-metrics v0.4.0/go.mod h1:E6amYzXo6aW1tqzoZGT755KkbgrJsSdpwZ+3JqfkOG4=
+github.com/armon/go-metrics v0.4.1 h1:hR91U9KYmb6bLBYLQjyM+3j+rcd/UhE+G78SFnF8gJA=
+github.com/armon/go-metrics v0.4.1/go.mod h1:E6amYzXo6aW1tqzoZGT755KkbgrJsSdpwZ+3JqfkOG4=
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
 github.com/aryann/difflib v0.0.0-20170710044230-e206f873d14a/go.mod h1:DAHtR1m6lCRdSC2Tm3DSWRPvIPr6xNKyeHdqDQSQT+A=
 github.com/aws/aws-lambda-go v1.13.3/go.mod h1:4UKl9IzQMoD+QF79YdCuzCwp8VbmG4VAQwij/eHl5CU=