chore(deps): Update Terraform terraform-google-modules/kms/google to v3

Author: renovate[bot]

examples/simple_example/main.tf

@@ -16,7 +16,7 @@
 
 module "kms" {
   source  = "terraform-google-modules/kms/google"
-  version = "~> 2.0"
+  version = "~> 3.0"
 
   project_id = var.project_id
   keyring    = var.keyring