Merge pull request #40 from frasermolyneux/dependabot/terraform/terraform/hashicorp/azurerm-tw-4.0.0

Update hashicorp/azurerm requirement from ~> 3.116.0 to ~> 4.0.0 in /terraform

Author: github-actions[bot]

terraform/providers.tf

@@ -4,7 +4,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "~> 3.116.0"
+      version = "~> 4.0.0"
     }
   }