remove e and add pion , eta ID

Author: rashigupt

MC/config/PWGHF/ini/GeneratorHF_Non_Hfe.ini

@@ -1,7 +1,7 @@
 ### The external generator derives from GeneratorPythia8.
 [GeneratorExternal]
 fileName=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/external/generator/generator_pythia8_gaptriggered_nonhfe.C
-funcName=GeneratorPythia8GapTriggeredPionAndEta(5, -1.5, 1.5, -1.0, 1.0, {11})
+funcName=GeneratorPythia8GapTriggeredPionAndEta(5, -1.5, 1.5, -1.0, 1.0, {111, 221})
 
 [GeneratorPythia8]
 config=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/pythia8/generator/pythia8_NonHfe.cfg