Fix build when BATTERY_PIN is set

src/Power.cpp

@@ -104,8 +104,8 @@ class AnalogBatteryLevel : public HasBatteryLevel
 
 #ifdef BATTERY_PIN
         // Override variant or default ADC_MULTIPLIER if we have the override pref
-        float operativeAdcMultiplier = radioConfig.preferences.adc_multiplier_override > 0
-                                           ? radioConfig.preferences.adc_multiplier_override
+        float operativeAdcMultiplier = config.payloadVariant.power.adc_multiplier_override > 0
+                                           ? config.payloadVariant.power.adc_multiplier_override
                                            : ADC_MULTIPLIER;
         // Do not call analogRead() often.
         const uint32_t min_read_interval = 5000;