remove unnecessary channels and updated one comment

Author: NicoleBastid

MC/config/PWGHF/pythia8/generator/pythia8_charm_with_mudecays_Mode2.cfg

@@ -47,11 +47,8 @@ BeamRemnants:saturation 5
 411:onMode = off
 421:onMode = off
 431:onMode = off
-4112:onMode = off
 4122:onMode = off
-4232:onMode = off
 4132:onMode = off
-443:onMode = off
 4332:onMode = off
 
 ###Semimuonic decays of charm
@@ -64,9 +61,7 @@ BeamRemnants:saturation 5
 431:onIfAny = 13
 ### Lambda_c -> mu X
 4122:onIfAny = 13
-### Sigma -> mu X
-4232:onIfAny = 13
-### Sigma_c -> mu X
+### Xsi_c -> mu X
 4132:onIfAny = 13
 ### Omega_c -> mu X
 4332:onIfAny = 13