fix test expectation to match new compiler message (#3182)

Also fixes a broken link

Author: jakemac53

README.md

@@ -4,8 +4,6 @@ These packages provide libraries for generating, compiling and serving Dart code
 
 [Getting started with build_runner](https://github.com/dart-lang/build/blob/master/docs/getting_started.md)
 
-[Integrating with Travis](https://github.com/dart-lang/build/blob/master/docs/travis.md)
-
 [General FAQ](https://github.com/dart-lang/build/blob/master/docs/faq.md)
 
 [Windows FAQ](https://github.com/dart-lang/build/blob/master/docs/windows_faq.md)

build_runner/test/integration_tests/wrong_builder_factory_test.dart

@@ -30,7 +30,7 @@ void main() {
     test('warns when builder definition produces invalid build script',
         () async {
       var result = await buildTool.build(expectExitCode: ExitCode.config.code);
-      expect(result, emitsThrough(contains('Getter not found: \'wrongKey\'')));
+      expect(result, emitsThrough(contains('Undefined name \'wrongKey\'')));
       expect(
           result, emitsThrough(contains('misconfigured builder definition')));
     });