fix: format code to match Dart standards

Author: samruddhi-Rahegaonkar

lib/bademagic_module/bluetooth/connect_state.dart

@@ -6,7 +6,7 @@ import 'base_ble_state.dart';
 class ConnectState extends RetryBleState {
   final ScanResult scanResult;
   final DataTransferManager manager;
-  final String displayName; 
+  final String displayName;
 
   ConnectState({
     required this.manager,