Enable board temp sensor for SKR E3 Turbo

Author: kad

Marlin/Configuration.h

@@ -563,7 +563,11 @@
 #define TEMP_SENSOR_PROBE 0
 #define TEMP_SENSOR_CHAMBER 0
 #define TEMP_SENSOR_COOLER 0
-#define TEMP_SENSOR_BOARD 0
+#if ENABLED(KAD_SKR_E3_TURBO)
+  #define TEMP_SENSOR_BOARD 1
+#else
+  #define TEMP_SENSOR_BOARD 0
+#endif
 #define TEMP_SENSOR_REDUNDANT 0
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999