ADM-OPERATOR-USER-250 - Bulk Update Operator User Status

Overview
Bulk activates or deactivates operator users by updating their status field.

User scoping
Admin endpoint. Only operator users can call this endpoint (dj-client: OPERATOR).

Store scoping
dj-store and dj-store-view define the request context. Store restrictions (stores) are not modified by this endpoint.

Updatable fields
Only status can be updated through this endpoint.

Partial update rules
Each item in the array targets one operator user by id and sets status to either ACTIVE or INACTIVE.
Items with invalid format can be rejected as a bad request (400).

Errors
Returns validation errors (400), authentication errors (401), authorization errors (403), and unexpected server errors (500).