Fix Buzz

MarlinKimbra/Marlin_main.cpp

@@ -569,7 +569,9 @@ bool enqueuecommand(const char *cmd) {
     SET_OUTPUT(EXP_VOLTAGE_LEVEL_PIN);
     WRITE(EXP_VOLTAGE_LEVEL_PIN,UI_VOLTAGE_LEVEL);
     ExternalDac::begin(); //initialize ExternalDac
-    buzz(10,10);
+    #if HAS_BUZZER
+      buzz(10,10);
+    #endif
   }
 #endif
 

MarlinKimbra/buzzer.cpp

@@ -13,7 +13,7 @@
         lcd_buzz(duration, freq);
       #elif defined(BEEPER) && BEEPER >= 0 // on-board buzzers have no further condition
         SET_OUTPUT(BEEPER);
-        tone(BEEPER, freq, duration);
+        tone(BEEPER, freq);
         delay(duration);
         noTone(BEEPER);
       #else