Merge branch 'artFix' into 'master'

Fix muon reco ART test release

See merge request atlas/athena!40292

MuonSpectrometer/MuonValidation/MuonRecValidation/MuonRecRTT/test/test_muonrec_Run2.sh

@@ -3,7 +3,9 @@
 # art-description: Test muon reconstruction on best knowledge Run2 layout
 # 
 # art-type: grid
-# art-include: 21.0/Athena
+# art-include: master/Athena
+# art-include: 21.3/Athena
+# art-include: 21.9/Athena
 # art-output: trkPerformance_MuonSpectrometerTracks.txt
 # art-output: trkPerformance_ExtrapolatedMuonTracks.txt
 # art-output: trkPerformance_MSOnlyExtrapolatedMuonTracks.txt