Rename disabled_with_override to disabled_and_overridable

note: I wish the underlying setting was called something like disabled_and_overridable so that this automatically generated documentation would read better. The alternative is to hand-code each of the settings in !67022 (diffs).

!67022 (comment 637444797)

The following discussion from !67022 (merged) should be addressed:

• @pedropombeiro started a discussion: (+1 comment)

  Hey @avielle 👋, mind doing the backend initial review?