Update Single.ino

Spelling error

Author: jamopopper

examples/Single/Single.ino

@@ -35,7 +35,7 @@ void setup(void)
   if (sensors.isParasitePowerMode()) Serial.println("ON");
   else Serial.println("OFF");
 
-  // Assign address manually. The addresses below will beed to be changed
+  // Assign address manually. The addresses below will need to be changed
   // to valid device addresses on your bus. Device address can be retrieved
   // by using either oneWire.search(deviceAddress) or individually via
   // sensors.getAddress(deviceAddress, index)