Added PLUME v4 entry for HLT2 testing

This is needed in order to run tests for Rec!3748, since no adequate file exists.

@acarbone

python/PRConfig/TestFileDB.py

@@ -12797,6 +12797,23 @@ testfiles(
     comment='PLUME v1 (with coincidences) raw data from DAQ.',
     test_file_db=test_file_db)
+testfiles(
+    myname='plume-raw-data-v4',
+    filenames=[
+        "mdf:root://eoslhcb.cern.ch//eos/lhcb/wg/rta/samples/data/2024-PLUME-RAW/plume_v4.mdf"
+    ],
+    qualifiers={
+        'Author': 'Fabio Ferrari',
+        'Format': 'MDF',
+        'DataType': 'Upgrade',
+        'Date': '2024-02-16',
+        'Simulation': False,
+        "DDDB": "master",
+        "CondDB": "master",
+    },
+    comment='PLUME v4 (little endian) raw data from local PLUME run.',
+    test_file_db=test_file_db)
+
 testfiles(
     myname='hltlumisummary-raw-data-v1',
     filenames=[