Merge branch 'master-starart' into 'master'

Starlight: add ART test producing LHE file

See merge request !49944

Generators/EvgenJobTransforms/test/test_gen_starlight_lhe.sh

+#!/bin/bash
+# art-description: Generation test StarlightPy8Tauola, gamma-gamma-> tau tau
+# art-type: build
+# art-include: master/AthGeneration
+# art-include: master--HepMC3/Athena
+# art-output: *.root
+# art-output: log.generate
+
+## Any arguments are considered overrides, and will be added at the end
+export TRF_ECHO=True;
+Gen_tf.py --ecmEnergy=5020 --jobConfig=860100 --maxEvents=10 \
+    --outputEVNTFile=test_starlight_gammagamma2tautau.EVNT.pool.root \
+
+echo "art-result: $? generate"
+
+
+
+