Remove obsolete variables from Root modules variables.tf

[msrn]

These lines are not used:

smad-deploy-azure/variables.tf

Lines 5 to 11 in ccf1c53

	variable "environment" {
	default = "development"
	}
	variable "location" {
	default = "West Europe"
	}

smad-deploy-azure/variables.tf

Lines 31 to 45 in ccf1c53

	variable "tfstate_resource_group_name_suffix" {
	default = "tfstate-rg"
	}
	# 'name' must be unique across the entire Azure service,
	# not just within the resource group.
	# 'name' can only consist of lowercase letters and numbers,
	# and must be between 3 and 24 characters long.
	variable "tfstate_storage_account_name_suffix" {
	default = "tfstatesa"
	}
	variable "tfstate_container_name" {
	default = "tfstate"
	}