Update hashicorp/azurerm provider to 3.21.0

Author: zioproto

versions.tf

@@ -4,7 +4,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "~> 3.3"
+      version = "~> 3.21.0"
     }
     tls = {
       source  = "hashicorp/tls"