Add getAutoSelfCalibration() to example 4.

Author: nseidle

examples/Example4_DisableCalibrate/Example4_DisableCalibrate.ino

@@ -36,6 +36,12 @@ void setup()
             ;
     }
 
+    Serial.print("Auto calibration set to ");
+    if (airSensor.getAutoSelfCalibration() == true)
+        Serial.println("true");
+    else
+        Serial.println("false");
+
     //The SCD30 has data ready every two seconds
 }
 
@@ -58,4 +64,4 @@ void loop()
         Serial.println("Waiting for new data");
 
     delay(500);
-}
+}