Bump github.com/imdario/mergo from 0.3.8 to 0.3.9 (#100)

Bumps [github.com/imdario/mergo](https://github.com/imdario/mergo) from 0.3.8 to 0.3.9.
- [Release notes](https://github.com/imdario/mergo/releases)
- [Commits](darccio/mergo@v0.3.8...v0.3.9)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

go.mod

@@ -9,7 +9,7 @@ require (
 	github.com/golang/mock v1.4.3
 	github.com/gophercloud/gophercloud v0.7.0 // indirect
 	github.com/hashicorp/golang-lru v0.5.1 // indirect
-	github.com/imdario/mergo v0.3.8
+	github.com/imdario/mergo v0.3.9
 	github.com/onsi/gomega v1.5.0 // indirect
 	github.com/prometheus/client_golang v0.9.4
 	github.com/sirupsen/logrus v1.5.0

go.sum

@@ -104,6 +104,8 @@ github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpO
 github.com/imdario/mergo v0.3.6/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
 github.com/imdario/mergo v0.3.8 h1:CGgOkSJeqMRmt0D9XLWExdT4m4F1vd3FV3VPt+0VxkQ=
 github.com/imdario/mergo v0.3.8/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
+github.com/imdario/mergo v0.3.9 h1:UauaLniWCFHWd+Jp9oCEkTBj8VO/9DKg3PV3VCNMDIg=
+github.com/imdario/mergo v0.3.9/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
 github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
 github.com/jonboulle/clockwork v0.1.0/go.mod h1:Ii8DK3G1RaLaWxj9trq07+26W01tbo22gdxWY5EU2bo=