Run the sorter to reduce code churn

pkg/analyzer/test/src/task/strong/checker_test.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // 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.
 
 library analyzer.test.src.task.strong.checker_test;
 
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import 'strong_test_helper.dart';
 
@@ skipping 2187 matching lines @@
 ''');
   }
 
   test_implicitCasts() async {
     addFile('num n; int i = /*info:ASSIGNMENT_CAST*/n;');
     await check();
     addFile('num n; int i = /*error:INVALID_ASSIGNMENT*/n;');
     await check(implicitCasts: false);
   }
 
-  test_implicitCasts_return() async {
-    addFile(r'''
-import 'dart:async';
-
-Future<List<String>> foo() async {
-  List<Object> x = <Object>["hello", "world"];
-  return /*info:DOWN_CAST_IMPLICIT*/x;
-}
-    ''');
-    await check();
-  }
-
   test_implicitCasts_genericMethods() async {
     addFile('''
 var x = <String>[].map<String>((x) => "");
 ''');
     await check(implicitCasts: false);
   }
 
   test_implicitCasts_numericOps() async {
     // Regression test for https://github.com/dart-lang/sdk/issues/26912
     addFile(r'''
 void f() {
   int x = 0;
   int y = 0;
   x += y;
 }
     ''');
     await check(implicitCasts: false);
   }
 
+  test_implicitCasts_return() async {
+    addFile(r'''
+import 'dart:async';
+
+Future<List<String>> foo() async {
+  List<Object> x = <Object>["hello", "world"];
+  return /*info:DOWN_CAST_IMPLICIT*/x;
+}
+    ''');
+    await check();
+  }
+
   test_implicitDynamic_field() async {
     addFile(r'''
 class C {
   var /*error:IMPLICIT_DYNAMIC_FIELD*/x0;
   var /*error:IMPLICIT_DYNAMIC_FIELD*/x1 = (<dynamic>[])[0];
   var /*error:IMPLICIT_DYNAMIC_FIELD*/x2,
       x3 = 42,
       /*error:IMPLICIT_DYNAMIC_FIELD*/x4;
   dynamic y0;
   dynamic y1 = (<dynamic>[])[0];
@@ skipping 1958 matching lines @@
 class CheckerTest_Driver extends CheckerTest {
   @override
   bool get enableNewAnalysisDriver => true;
 
   @failingTest
   @override
   test_covariantOverride_fields() async {
     await super.test_covariantOverride_fields();
   }
 }