piano will no longer play if volume is at 0 percent

ESP32/note.cpp

@@ -228,7 +228,7 @@ void Note::calculateVolume(uint8_t& velocity)
 		if(velocity > 127)
 			velocity = 127;
 		else if(velocity < 1)
-			velocity = 1;
+			velocity = 0;
 	}
 }
 
@@ -281,4 +281,4 @@ bool Note::canBeScheduled()
 				return true;
 		}
 	return false;
-}
+}