Replace `work_in_progress` with `draft` in API

Another step in &3879 (closed), in %14.0 we should be able to introduce a breaking change like this.

changed milestone to %14.1

added Category:Code Review Workflow Deliverable backend devopscreate frontend frontend-weight1 groupcode review quad-planningready sectiondev workflowready for development labels

set weight to 1

assigned to @kerrizor

removed frontend-weight1 label

removed quad-planningready label

removed frontend label

mentioned in merge request !63473 (merged)

changed milestone to %14.0

added workflowin dev label and removed workflowready for development label

added workflowin review label and removed workflowin dev label

mentioned in issue create-stage#12823 (closed)

closed

removed workflowin review label

mentioned in issue gl-retrospectives/create-stage/code-review#13 (closed)