Revert "bump cloud sql module to include deletion_protection var"

This reverts commit 9952375.

Author: daniosim

main.tf

@@ -28,15 +28,13 @@ module "iam" {
 }
 
 module "cloud_sql" {
-  source = "git::[email protected]:Datatamer/terraform-gcp-tamr-cloud-sql.git?ref=v4.6.0"
+  source = "git::[email protected]:Datatamer/terraform-gcp-tamr-cloud-sql.git?ref=v2.1.0"
   name   = var.deployment_name
 
   project_id = var.project_id
   labels     = var.labels
   region     = var.region
 
-  deletion_protection = local.deletion_protection
-
   cloud_sql_viewer_members = local.read_users
   cloud_sql_client_members = local.admin_users