Strangeness gap-triggered MC for OO collisions (#2516)

* Strangeness gap-triggered MC for OO collisions

* Fix OO strangeness generator test symlink

* Update GeneratorLFStrangenessTriggered_OO.ini

* Update GeneratorLFStrangenessTriggered_OO.ini

* Update GeneratorLFStrangenessTriggered_OO.ini

Author: spucillo

MC/config/PWGLF/ini/GeneratorLFStrangenessTriggered_OO.ini

@@ -0,0 +1,5 @@
+#---> GeneratorLFStrangenessTriggered
+[GeneratorExternal]
+fileName=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGLF/pythia8/generator_pythia8_LF.C
+funcName=generateLFTriggered("${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGLF/pythia8/generator/strangeparticlelist.gun", 4, "${O2DPG_MC_CONFIG_ROOT}/MC/config/common/pythia8/generator/pythia8_OO_536.cfg", "${O2DPG_MC_CONFIG_ROOT}/MC/config/common/pythia8/generator/pythia8_OO_536.cfg")
+