Add UpgradeHLT1FilteredMinbias MDFs to TestFileDB
Min bias MDFs for Hlt2 reconstruction throughput tests.
Taken from /MC/Upgrade/Beam7000GeV-Upgrade-MagDown-Nu7.6-25ns-Pythia8/Sim09c-Up02/Reco-Up01/Trig0x52000000/3000000 . There was an additional filtering on (|Two)TrackTight | DiMuon(Low|HighMass)Tight.
Edited by Rosen Matev