Issue 26764. Insert required imports in the correct sorting order.

pkg/analysis_server/test/services/correction/test_all.dart

Index: pkg/analysis_server/test/services/correction/test_all.dart
diff --git a/pkg/analysis_server/test/services/correction/test_all.dart b/pkg/analysis_server/test/services/correction/test_all.dart
index d1a6bb5d55f06465f231d6e3acf2ed22894ebeeb..f00f310233fa4d4e1903ce84ca7d7cdf71b52b64 100644
--- a/pkg/analysis_server/test/services/correction/test_all.dart
+++ b/pkg/analysis_server/test/services/correction/test_all.dart
@@ -17,6 +17,7 @@ import 'sort_members_test.dart' as sort_members_test;
 import 'source_range_test.dart' as source_range_test;
 import 'status_test.dart' as status_test;
 import 'strings_test.dart' as strings_test;
+import 'util_test.dart' as util_test;
 
 /// Utility for manually running all tests.
 main() {
@@ -32,5 +33,6 @@ main() {
     source_range_test.main();
     status_test.main();
     strings_test.main();
+    util_test.main();
   });
 }