Revert "Fast PWM for bed - newer set HEATER_BED_PIN to 1"

This reverts commit 50bcfae1838e94ba570440342a3637ab5e49d9b7.

Firmware/temperature.cpp

@@ -1606,7 +1606,7 @@ ISR(TIMER0_COMPB_vect)
 #endif
 #if defined(HEATER_BED_PIN) && HEATER_BED_PIN > -1
     soft_pwm_b = soft_pwm_bed;
-    //if(soft_pwm_b > 0) WRITE(HEATER_BED_PIN,1); else WRITE(HEATER_BED_PIN,0);
+    if(soft_pwm_b > 0) WRITE(HEATER_BED_PIN,1); else WRITE(HEATER_BED_PIN,0);
 #endif
   }
 #ifdef FAN_SOFT_PWM
@@ -1743,7 +1743,7 @@ ISR(TIMER0_COMPB_vect)
 	  state_timer_heater_b = MIN_STATE_TIME;
 	}
 	state_heater_b = 1;
-	//WRITE(HEATER_BED_PIN, 1);
+	WRITE(HEATER_BED_PIN, 1);
       }
     } else {
       // turn OFF heather only if the minimum time is up