Use the read_only wrapper everywhere

@vrigal introduced the very very needed @skip_if_read_only decorator during his work on the training API. This wrapper should be generalized in every helper.

changed milestone to %ML Prod - January 2023 n°2

added P3 Quick Win labels

assigned to @schneider-y

changed the description

Actually this is not the greatest of ideas, as this would remove any type checks done in the helpers in read-only mode.

closed

unassigned @schneider-y