Backport: add ECAL-only and HCAL-only workflows for MC and data (cms-sw#30350)

Backport cms-sw#30105: add ECAL-only workflows for data.
Backport cms-sw#30136: add HCAL-only workflows for MC and data.

Author: mariadalfonso

DQMOffline/Configuration/python/DQMOffline_cff.py

@@ -42,10 +42,16 @@
     ecal_dqm_source_offline +
     es_dqm_source_offline )
 
+#offline version of the online DQM: used in validation/certification
 DQMOfflineHcal = cms.Sequence( hcalOfflineSourceSequence )
 
+# offline DQM: used in Release validation
 DQMOfflineHcal2 = cms.Sequence( HcalDQMOfflineSequence )
 
+DQMOfflineHcalOnly = cms.Sequence( hcalOnlyOfflineSourceSequence )
+
+DQMOfflineHcal2Only = cms.Sequence( RecHitsDQMOffline )
+
 DQMOfflineTrackerStrip = cms.Sequence( SiStripDQMTier0 )
 
 DQMOfflineTrackerPixel = cms.Sequence( 	siPixelOfflineDQM_source )