Add new ART tests for tau reco from ESD.

Reconstruction/RecExample/RecExRecoTest/test/test_recexreco_art_tau_fromesd.sh

+#!/bin/sh
+#
+# art-description: Athena runs topoclustering from an ESD file
+# art-type: grid
+# art-include: 21.0/Athena
+# art-include: 21.0-TrigMC/Athena
+# art-include: master/Athena
+# art-include: 21.3/Athena
+# art-include: 21.9/Athena
+
+athena tauRec/run_tau_standalone.py
+echo "art-result: $?"

Reconstruction/RecExample/RecExRecoTest/test/test_recexreco_art_tau_fromesd_MT_oneThread.sh

+#!/bin/sh
+#
+# art-description: Athena runs topoclustering from an ESD file
+# art-type: grid
+# art-include: master/Athena
+
+athena --threads=1 tauRec/run_tau_standalone.py
+echo "art-result: $?"