SSPROD-55654 - include/exclude: add deprecation date for management_group_ids var

Author: jose-pablo-camacho

test/examples/modular_organization/onboarding_with_posture.tf

@@ -27,7 +27,7 @@ module "onboarding" {
   # management_group_ids = ["folders/123456789012"]
 
   # include/exclude parameters
-  include_folders = ["folders/123456789012"]
+  include_folders = ["123456789012", "12345678911"]
   exclude_folders = []
   include_projects = ["<project-id-1>", "<project-id-2>"]
   exclude_projects = ["<project-id-3>", "<project-id-4>"]