Adapted to cleanup of do_unpacking

goes together with LHCb!4574 (merged)

Hlt/Hlt2Conf/tests/options/sprucing/spruce_check_2022_data.py

@@ -114,7 +114,7 @@ for i in range(nevt):
     if i == 1:
         TES.dump()
     print('Checking next event.')
-    if not TES['/Event']:
+    if not TES[raweventloc]:
         break
 
     # Check HLT2 DstData bank is persisted through the Sprucing, together with checks of other banks