Remove unused domain types

Author: SimonHeybrock

src/ess/powder/types.py

@@ -27,7 +27,6 @@
 DetectorPositionOffset = reduce_gt.DetectorPositionOffset
 EmptyBeamRun = reduce_gt.EmptyBeamRun
 Filename = reduce_gt.Filename
-Incident = reduce_gt.Incident
 MonitorData = reduce_gt.MonitorData
 MonitorPositionOffset = reduce_gt.MonitorPositionOffset
 MonitorType = reduce_gt.MonitorType
@@ -39,8 +38,6 @@
 RunType = reduce_gt.RunType
 SampleRun = reduce_gt.SampleRun
 ScatteringRunType = reduce_gt.ScatteringRunType
-Transmission = reduce_gt.Transmission
-TransmissionRun = reduce_gt.TransmissionRun
 SamplePosition = reduce_gt.SamplePosition
 SourcePosition = reduce_gt.SourcePosition
 VanadiumRun = reduce_gt.VanadiumRun