Replaced deprecated account_type
Replaced deprecated account_type

Replaced deprecated account_type by account_tier/account_replication_type

This corrects the following error seen during apply:

>   * azurerm_storage_account.terraform-test-aci-sa: "account_type": [DEPRECATED] This field has been split into `account_tier` and `account_replication_type`
sebastus/terraform-provider-azurerm,sebastus/terraform-provider-azurerm,sebastus/terraform-provider-azurerm