Remove blank line before G4 VMC creation

Removed unnecessary blank line before G4 VMC creation.

Author: amorsch

Detectors/gconfig/g4Config.C

@@ -126,7 +126,6 @@ void Config()
   /// avoid the use of G4BACKTRACE (it seems to inferfere with process logic in o2-sim)
   setenv("G4BACKTRACE", "none", 1);
 
-
   /// Create the G4 VMC
   TGeant4* geant4 = new TGeant4("TGeant4", "The Geant4 Monte Carlo", runConfiguration);
   std::cout << "Geant4 has been created." << std::endl;