[doc] Note lack of constraints is a choice
[doc] Note lack of constraints is a choice

Change-Id: Iffefe7d79e773cf2b8df903353b5f81bc5b30ba1

gnocchixyz/gnocchi,sileht/gnocchi,leandroreox/gnocchi,sileht/gnocchi,gnocchixyz/gnocchi,leandroreox/gnocchi