fix(deps): update terraform terraform-google-modules/vm/google to v13 (#757)

Author: renovate-bot

anthos-bm-gcp-terraform/main.tf

@@ -109,7 +109,7 @@ module "create_service_accounts" {
 
 module "instance_template" {
   source  = "terraform-google-modules/vm/google//modules/instance_template"
-  version = "~> 12.0"
+  version = "~> 13.0"
   depends_on = [
     module.enable_google_apis_primary,
     module.enable_google_apis_secondary
@@ -136,7 +136,7 @@ module "instance_template" {
 
 module "instance_template_worker" {
   source  = "terraform-google-modules/vm/google//modules/instance_template"
-  version = "~> 12.0"
+  version = "~> 13.0"
   depends_on = [
     module.enable_google_apis_primary,
     module.enable_google_apis_secondary

anthos-bm-gcp-terraform/modules/vm/main.tf

@@ -22,7 +22,7 @@ module "external_ip_addresses" {
 
 module "compute_instance" {
   source            = "terraform-google-modules/vm/google//modules/compute_instance"
-  version           = "~> 12.1.0"
+  version           = "~> 13.0.0"
   instance_template = var.instance_template
   zone              = var.zone
   for_each          = toset(var.vm_names)