Make SCTRawDataProviderTool thread safe (ATLASRECTS-4970)
Make SCTRawDataProviderTool thread safe.
https://its.cern.ch/jira/browse/ATLASRECTS-4970
- Prepare std::set<uint32_t> event-by-event using EventContext.
- Remove beginNewEvent method as we don't need this any more.
- This change also fixes wrong usage of SCTRawDataProvider in online.
- Revert the change of MR !23367 (merged).
RunTier0Tests.py was fine. RunTier0Tests.log
Edited by Susumu Oda