bluetoothHandler: cosmetics

The info line was misleading (should be "has been" instead of "was").
The commit is fix this info message and also:
- no newline at end of file

Author: manio

aa_wireless_dongle/package/aawg/src/bluetoothHandler.cpp

@@ -107,7 +107,7 @@ void BluetoothHandler::setPower(bool on) {
     }
 
     m_adapter->powered->set_value(on);
-    Logger::instance()->info("Bluetooth adapter was powered %s\n", on ? "on" : "off");
+    Logger::instance()->info("Bluetooth adapter powered %s\n", on ? "on" : "off");
 }
 
 void BluetoothHandler::setPairable(bool pairable) {
@@ -301,4 +301,4 @@ void BluetoothHandler::powerOff() {
         stopAdvertising();
     }
     setPower(false);
-}
+}