Update hashicorp/azurerm requirement from ~> 3.114.0 to ~> 4.8.0

Updates the requirements on [hashicorp/azurerm](https://github.com/hashicorp/terraform-provider-azurerm) to permit the latest version.
- [Release notes](https://github.com/hashicorp/terraform-provider-azurerm/releases)
- [Changelog](https://github.com/hashicorp/terraform-provider-azurerm/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-provider-azurerm@v3.114.0...v4.8.0)

---
updated-dependencies:
- dependency-name: hashicorp/azurerm
  dependency-type: direct:production
...

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

main.tf

@@ -3,7 +3,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "~> 3.114.0"
+      version = "~> 4.8.0"
       configuration_aliases = [
         azurerm.vhub
       ]