Add Bu2TauNu heavy-flavour MCHit filtered sample

associated to lhcb/Moore!1514 (merged), lhcb/Rec!2868 (merged) and lhcb/LHCb!4208 (merged)

python/PRConfig/TestFileDB.py

@@ -13162,3 +13162,23 @@ testfiles(
     comment=
     '2022 raw data with SMOG2 injection, for testing on data with both pp and SMOG2 collisions',
     test_file_db=test_file_db)
+
+testfiles(
+    myname='Upgrade_Bu2TauNu_Tau2PiPiPiNu_HeavyFlavour_MCHit_Filtered',
+    filenames=[
+        "root://eoslhcb.cern.ch//eos/lhcb/wg/rta/samples/mc/Upgrade_Bu2TauNu/b2taunu_tau2pipipinu_hf_mchit_filtered_magdown.xdigi"
+    ],
+    qualifiers={
+        'Author': 'Maarten van Veghel',
+        'DataType': 'Upgrade',
+        'Format': 'XDIGI',
+        'Date': '2023-08-27',
+        'Simulation': True,
+        'DDDB': 'dddb-20210617',
+        'CondDB': 'sim-20210617-vc-md100',
+        'GeometryVersion': 'trunk',
+        'ConditionsVersion': 'master',
+    },
+    comment=
+    'Upgrade MC Bu2TauNu, Tau2PiPiPiNu; filtered on having MCHit (in VELO) from Bu or Tau, for heavy-flavour track reco tests',
+    test_file_db=test_file_db)