fix analyzer error

Author: wupididu

packages/yx_scope/test/scope_state_streamable_test.dart

@@ -1,6 +1,5 @@
 import 'package:test/test.dart';
 import 'package:yx_scope/src/base_scope_container.dart';
-import 'package:yx_scope/src/core/scope_state.dart';
 import 'package:yx_scope/yx_scope.dart';
 
 import 'utils/test_logger.dart';

packages/yx_scope/test/scope_state_test.dart

@@ -1,7 +1,6 @@
 import 'dart:async';
 
 import 'package:test/test.dart';
-import 'package:yx_scope/src/core/scope_state.dart';
 import 'package:yx_scope/yx_scope.dart';
 
 void main() {