Remove tof from APR21

As reported documented in Redmine Issue #2936, and seen in table and images of CBMPR2020, tof was not a default geometry in the muon setups at the time. Removing it for consistancy.

setup/setup_sis100_muon_jpsi_APR21.C

@@ -44,7 +44,6 @@ void setup_sis100_muon_jpsi_APR21()
   TString stsGeoTag       = "v19a";
   TString muchGeoTag      = "v20a_sis100_1m_jpsi";
   TString trdGeoTag       = "v20b_1m";
-  TString tofGeoTag       = "v20b_1m";
   TString platGeoTag      = "v13a";
   // ------------------------------------------------------------------------
 
@@ -69,7 +68,6 @@ void setup_sis100_muon_jpsi_APR21()
   setup->SetModule(ECbmModuleId::kSts, stsGeoTag);
   setup->SetModule(ECbmModuleId::kMuch, muchGeoTag);
   setup->SetModule(ECbmModuleId::kTrd, trdGeoTag);
-  setup->SetModule(ECbmModuleId::kTof, tofGeoTag);
   setup->SetModule(ECbmModuleId::kPlatform, platGeoTag);
   setup->SetField(fieldTag, fieldScale, 0., 0., fieldZ);
   // ------------------------------------------------------------------------