Changed beam energy

Author: sejeong8

MC/config/PWGHF/pythia8/generator/pythia8_HFe_Mode2.cfg

@@ -8,7 +8,7 @@
 ### beams
 Beams:idA 2212			# proton
 Beams:idB 2212 			# proton
-Beams:eCM 13600. 		# GeV
+Beams:eCM 5360. 		# GeV
 
 ### processes
 SoftQCD:inelastic on		# all inelastic processes