Added the 2021 test-beam automatic configuration settings

MonteCarlo/include/DetectorConstruction.hh

@@ -92,6 +92,12 @@ class Alignment {
     double x_table;
     /** Y position of the Desy Table **/
     double y_table;
+    /** Energy of the beam **/  
+    double beam_energy;
+    /** Scan name of the beam **/  
+    std::string beam_scan;
+    /** Type of the beam **/  
+    std::string beam_type;
     /** First detector met by the beam **/
     std::string upstream_Det;
     /** Second detector met by the beam **/