Update Reco ART Tests

Increase number of events in IDCosmic tests to match the number in other tests. Rename remaining FiveThread tests to MultipleThread tests and also change number of threads to 8 in those. In RecExRecoTests update folders to save in ART EOS area.

Reconstruction/RecExample/RecExRecoTest/test/test_recexreco_art_btagging_fromesd_compareSerialThreadings.sh

@@ -6,8 +6,7 @@
 # art-athena-mt: 8
 # art-output: serial
 # art-output: threadOne
-# art-output: threadTwo
-# art-output: threadFive
+# art-output: threadEight
 
 export ATHENA_CORE_NUMBER=8