AP_BattMonitor: rename GENERATOR_ENABLED to HAL_GENERATOR_ENABLED

libraries/AP_BattMonitor/AP_BattMonitor.cpp

@@ -282,14 +282,14 @@ AP_BattMonitor::init()
                 drivers[instance] = new AP_BattMonitor_FuelLevel_PWM(*this, state[instance], _params[instance]);
                 break;
 #endif // HAL_BATTMON_FUEL_ENABLE
-#if GENERATOR_ENABLED
+#if HAL_GENERATOR_ENABLED
             case Type::GENERATOR_ELEC:
                 drivers[instance] = new AP_BattMonitor_Generator_Elec(*this, state[instance], _params[instance]);
                 break;
             case Type::GENERATOR_FUEL:
                 drivers[instance] = new AP_BattMonitor_Generator_FuelLevel(*this, state[instance], _params[instance]);
                 break;
-#endif // GENERATOR_ENABLED
+#endif // HAL_GENERATOR_ENABLED
 #if HAL_MPPT_PACKETDIGITAL_CAN_ENABLE
             case Type::MPPT_PacketDigital:
                 drivers[instance] = new AP_BattMonitor_MPPT_PacketDigital(*this, state[instance], _params[instance]);

libraries/AP_BattMonitor/AP_BattMonitor_Generator.cpp

@@ -15,7 +15,7 @@
 
 #include "AP_BattMonitor_Generator.h"
 
-#if GENERATOR_ENABLED
+#if HAL_GENERATOR_ENABLED
 
 #include <AP_Common/AP_Common.h>
 #include <AP_Math/AP_Math.h>

libraries/AP_BattMonitor/AP_BattMonitor_Generator.h

@@ -2,7 +2,7 @@
 
 #include <AP_Generator/AP_Generator.h>
 
-#if GENERATOR_ENABLED
+#if HAL_GENERATOR_ENABLED
 
 #include "AP_BattMonitor.h"
 #include "AP_BattMonitor_Backend.h"