Fix for the repo presubmits to pass with the recent Flutter stable SDK version (#85)

Update the DAS tests to have the tests in `DartServerQuickFixTest.java` pass with the recent

Author: jwren

third_party/src/test/java/com/jetbrains/dart/analysisServer/DartServerQuickFixTest.java

@@ -132,7 +132,7 @@ class A{\r
       \s
 
       class A{
-        List<caret> bar(int i, bool bool, String s) {}
+        List<dynamic><caret> bar(int i, bool bool, String s) {}
       }
       foo() {
         List a = new A().bar(1, true, '');
@@ -162,7 +162,7 @@ class A{\r
         List a = new A().bar(1, true, '');
       }
       class A{
-        List<caret> bar(int i, bool bool, String s) {}
+        List<dynamic><caret> bar(int i, bool bool, String s) {}
       }""";
     doCrLfAwareTest(content, "Create method", after);
   }

third_party/src/test/testData/analysisServer/quickfix/CreateMethodInAnotherFile_part.after.dart

@@ -1,5 +1,5 @@
 part of foo;
 
 class Bar {
-  Iterable<caret> doSomething(bool bool, int i, double d, String s, List<int> list, Map<int, int> map, Symbol symbol, param7) {}
+  Iterable<dynamic><caret> doSomething(bool bool, int i, double d, String s, List<int> list, Map<int, int> map, Symbol symbol, param7) {}
 }