Bump hashicorp/azurerm from 3.103.1 to 3.106.1

Bumps [hashicorp/azurerm](https://github.com/hashicorp/terraform-provider-azurerm) from 3.103.1 to 3.106.1.
- [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@v3.103.1...v3.106.1)

---
updated-dependencies:
- dependency-name: hashicorp/azurerm
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

backend.tf

@@ -2,7 +2,7 @@ terraform {
   required_providers {
     azurerm = {
       source = "hashicorp/azurerm"
-      version = "3.103.1"
+      version = "3.106.1"
     }
   }
   required_version = ">= 1.6.4"