chore(deps): Update Terraform terraform-google-modules/project-factory/google to v16 (#223)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

test/setup/main.tf

@@ -27,7 +27,7 @@ resource "google_folder" "ci-iam-folder" {
 
 module "iam-project" {
   source  = "terraform-google-modules/project-factory/google"
-  version = "~> 15.0"
+  version = "~> 16.0"
 
   name                = "ci-iam"
   random_project_id   = true