Merge branch 'trig-remove-trt-chains' into 'master'

Workaround for CI failure - remove L1TRT-seeded chains from cosmic menu

See merge request atlas/athena!35567

Trigger/TriggerCommon/TriggerMenuMT/python/HLTMenuConfig/Menu/Cosmic_run3_v1.py

@@ -40,8 +40,9 @@ def setupMenu():
     TriggerFlags.CosmicSlice.signatures    = []
     TriggerFlags.StreamingSlice.signatures = [
 
-        ChainProp(name='HLT_noalg_idcosmic_L1TRT_EMPTY', l1SeedThresholds=['FSNOSEED'], stream=['IDCosmic','express'],groups=['RATE:SeededStreamers','BW:Other']),
-        ChainProp(name='HLT_noalg_idcosmic_L1TRT_FILLED', l1SeedThresholds=['FSNOSEED'], stream=['IDCosmic'],groups=['RATE:SeededStreamers','BW:Other']),
+        # Commented out due to ATR-21884
+        # ChainProp(name='HLT_noalg_idcosmic_L1TRT_EMPTY', l1SeedThresholds=['FSNOSEED'], stream=['IDCosmic','express'],groups=['RATE:SeededStreamers','BW:Other']),
+        # ChainProp(name='HLT_noalg_idcosmic_L1TRT_FILLED', l1SeedThresholds=['FSNOSEED'], stream=['IDCosmic'],groups=['RATE:SeededStreamers','BW:Other']),
 
         ChainProp(name='HLT_noalg_cosmicmuons_L1MU4_EMPTY', stream=['CosmicMuons','express'],groups=['RATE:Cosmic_Muon','BW:Muon']),
         ChainProp(name='HLT_noalg_cosmiccalo_L1MU11_EMPTY', stream=['CosmicMuons','express'],groups=['RATE:Cosmic_Muon','BW:Muon']),