Merge branch 'ATR-27780' into '23.0'

ATR-27780, added two g5_nopid photon triggers in the MC Menu

See merge request atlas/athena!63846

Trigger/TrigValidation/TrigAnalysisTest/share/ref_RDOtoRDOTrig_v1Dev_build.ref

@@ -11119,6 +11119,30 @@ HLT_g50_tight_xe40_cell_xe70_pfopufit_80mTAC_L1eEM28M:
     3: 2
     4: 4
     5: 1
+HLT_g5_nopid_L1EM3:
+  eventCount: 20
+  stepCounts:
+    0: 20
+    1: 20
+    2: 20
+    3: 20
+  stepFeatures:
+    0: 136
+    1: 136
+    2: 135
+    3: 119
+HLT_g5_nopid_L1eEM5:
+  eventCount: 20
+  stepCounts:
+    0: 20
+    1: 20
+    2: 20
+    3: 20
+  stepFeatures:
+    0: 130
+    1: 130
+    2: 186
+    3: 167
 HLT_g60_loose_L1eEM26M:
   eventCount: 1
   stepCounts:

Trigger/TrigValidation/TrigP1Test/share/ref_v1Dev_decodeBS_build.ref

@@ -4649,6 +4649,30 @@ HLT_g50_tight_xe40_cell_xe70_pfopufit_80mTAC_L1eEM28M:
     0: 1
   stepFeatures:
     0: 1
+HLT_g5_nopid_L1EM3:
+  eventCount: 30
+  stepCounts:
+    0: 37
+    1: 37
+    2: 31
+    3: 30
+  stepFeatures:
+    0: 139
+    1: 139
+    2: 87
+    3: 59
+HLT_g5_nopid_L1eEM5:
+  eventCount: 24
+  stepCounts:
+    0: 25
+    1: 25
+    2: 24
+    3: 24
+  stepFeatures:
+    0: 58
+    1: 58
+    2: 61
+    3: 58
 HLT_g60_loose_L1eEM26M:
   eventCount: 0
   stepCounts:

Trigger/TriggerCommon/TriggerMenuMT/python/HLT/Menu/MC_pp_run3_v1.py

@@ -143,6 +143,10 @@ def getMCSignatures():
         #------------ hipTRT trigger, ATR-22603
         ChainProp(name='HLT_g0_hiptrt_L1eEM26M' , groups=SinglePhotonGroup), 
 
+        # ATR-27780
+        ChainProp(name='HLT_g5_nopid_L1EM3', groups=SinglePhotonGroup+['PS:NoBulkMCProd']),
+        ChainProp(name='HLT_g5_nopid_L1eEM5', groups=SinglePhotonGroup+['PS:NoBulkMCProd']),
+
         #ATR-25764 - adding Photon chains with different isolation WPs
         ChainProp(name='HLT_g25_tight_icaloloose_L1eEM26M', groups=SinglePhotonGroup, monGroups=['egammaMon:shifter']),
         ChainProp(name='HLT_g25_tight_icalotight_L1eEM26M', groups=SinglePhotonGroup, monGroups=['egammaMon:shifter']),