Bump github.com/mackerelio/mackerel-client-go from 0.26.0 to 0.31.0

Bumps [github.com/mackerelio/mackerel-client-go](https://github.com/mackerelio/mackerel-client-go) from 0.26.0 to 0.31.0.
- [Release notes](https://github.com/mackerelio/mackerel-client-go/releases)
- [Commits](mackerelio/mackerel-client-go@v0.26.0...v0.31.0)

---
updated-dependencies:
- dependency-name: github.com/mackerelio/mackerel-client-go
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -5,7 +5,7 @@ go 1.18
 require (
 	github.com/golangci/golangci-lint v1.50.1
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.7.0
-	github.com/mackerelio/mackerel-client-go v0.26.0
+	github.com/mackerelio/mackerel-client-go v0.31.0
 )
 
 require (

go.sum

@@ -512,8 +512,8 @@ github.com/leonklingele/grouper v1.1.0/go.mod h1:uk3I3uDfi9B6PeUjsCKi6ndcf63Uy7s
 github.com/lib/pq v1.0.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lufeee/execinquery v1.2.1 h1:hf0Ems4SHcUGBxpGN7Jz78z1ppVkP/837ZlETPCEtOM=
 github.com/lufeee/execinquery v1.2.1/go.mod h1:EC7DrEKView09ocscGHC+apXMIaorh4xqSxS/dy8SbM=
-github.com/mackerelio/mackerel-client-go v0.26.0 h1:72hj2zw/rqTUNMNokenRxs6KfJ1aVxRHpZT8X4eOUuA=
-github.com/mackerelio/mackerel-client-go v0.26.0/go.mod h1:b4qVMQi+w4rxtKQIFycLWXNBtIi9d0r571RzYmg/aXo=
+github.com/mackerelio/mackerel-client-go v0.31.0 h1:oUBwuJzZkvhSFf7C7zpOBej8jM0kITUz7eVMAINIfO4=
+github.com/mackerelio/mackerel-client-go v0.31.0/go.mod h1:b4qVMQi+w4rxtKQIFycLWXNBtIi9d0r571RzYmg/aXo=
 github.com/magiconair/properties v1.8.6 h1:5ibWZ6iY0NctNGWo87LalDlEZ6R41TqbbDamhfG/Qzo=
 github.com/magiconair/properties v1.8.6/go.mod h1:y3VJvCyxH9uVvJTWEGAELF3aiYNyPKd5NZ3oSwXrF60=
 github.com/maratori/testableexamples v1.0.0 h1:dU5alXRrD8WKSjOUnmJZuzdxWOEQ57+7s93SLMxb2vI=