···11+u/space_overseer: Use broadcast event sink for reference space changes,
22+generates `xrt_session_event_reference_space_change_pending` events.
+2
doc/changes/xrt/mr.2081.1.md
···11+Add `xrt_session_event_reference_space_change_pending` event, this is used to
22+generate `XrEventDataReferenceSpaceChangePending` in OpenXR.
+3
doc/changes/xrt/mr.2081.2.md
···11+Pass down broadcast `xrt_session_event_sink` pointer to prober and builder when
22+creating system, this is used to broadcast events to all sessions. Such as
33+reference space change pending event.