Bump github.com/Azure/terraform-module-test-helper in /test (#306)

Bumps [github.com/Azure/terraform-module-test-helper](https://github.com/Azure/terraform-module-test-helper) from 0.8.1 to 0.9.1.
- [Release notes](https://github.com/Azure/terraform-module-test-helper/releases)
- [Commits](Azure/terraform-module-test-helper@v0.8.1...v0.9.1)

---
updated-dependencies:
- dependency-name: github.com/Azure/terraform-module-test-helper
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

test/go.mod

@@ -3,7 +3,7 @@ module github.com/Azure/terraform-azurerm-aks
 go 1.19
 
 require (
-	github.com/Azure/terraform-module-test-helper v0.8.1
+	github.com/Azure/terraform-module-test-helper v0.9.1
 	github.com/gruntwork-io/terratest v0.41.11
 	github.com/stretchr/testify v1.8.1
 )
@@ -47,7 +47,7 @@ require (
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/hashicorp/hcl/v2 v2.16.0 // indirect
 	github.com/hashicorp/terraform-config-inspect v0.0.0-20211115214459-90acf1ca460f // indirect
-	github.com/hashicorp/terraform-json v0.14.0 // indirect
+	github.com/hashicorp/terraform-json v0.15.0 // indirect
 	github.com/imdario/mergo v0.3.11 // indirect
 	github.com/jinzhu/copier v0.0.0-20190924061706-b57f9002281a // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect