fix lints

pkgs/term_glyph/test/symbol_test.dart

diff --git a/pkgs/term_glyph/test/symbol_test.dart b/pkgs/term_glyph/test/symbol_test.dart
index 22993a7..b3b4d09 100644
--- a/pkgs/term_glyph/test/symbol_test.dart
+++ b/pkgs/term_glyph/test/symbol_test.dart
@@ -2,9 +2,8 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-import 'package:test/test.dart';
-
 import 'package:term_glyph/term_glyph.dart' as glyph;
+import 'package:test/test.dart';
 
 void main() {
   group('with ascii = false', () {