fix trig_mc_v1Dev_slice_minbias_build by importing StreamChainDefs and...

fix trig_mc_v1Dev_slice_minbias_build by importing StreamChainDefs and appending to availableSignatures alongside MinBias

Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/LS2_v1.py

@@ -240,7 +240,6 @@ def setupMenu():
         ChainProp(name='HLT_beamspot_allTE_trkfast_BeamSpotPEB_L1J15',  l1SeedThresholds=['FSNOSEED'], stream=['BeamSpot'], groups=['RATE:BeamSpot',  'BW:BeamSpot']),
     ]
     TriggerFlags.MinBiasSlice.signatures   = TriggerFlags.MinBiasSlice.signatures() + [
-        ChainProp(name='HLT_noalg_mb_L1RD2_EMPTY', l1SeedThresholds=['FSNOSEED'], stream=['MinBias'], groups=MinBiasGroup),
         # ChainProp(name='HLT_mb_sp400_trk40_hmt_L1RD0_FILLED',        l1SeedThresholds=['FSNOSEED'], stream=[PhysicsStream], groups=MinBiasGroup),
         # ChainProp(name='HLT_mb_sp600_trk45_hmt_L1RD0_FILLED',        l1SeedThresholds=['FSNOSEED'], stream=[PhysicsStream], groups=MinBiasGroup),
     ]
@@ -249,6 +248,7 @@ def setupMenu():
     ]
 
     TriggerFlags.StreamingSlice.signatures = TriggerFlags.StreamingSlice.signatures() + [
+        ChainProp(name='HLT_noalg_mb_L1RD2_EMPTY', l1SeedThresholds=['FSNOSEED'], stream=['MinBias'], groups=MinBiasGroup),
         ChainProp(name='HLT_noalg_zb_L1ZB', l1SeedThresholds=['FSNOSEED'], stream=['ZeroBias'], groups=ZeroBiasGroup),
     ]
     TriggerFlags.MonitorSlice.signatures   = TriggerFlags.MonitorSlice.signatures() + [