Fix test

Author: jcollins-g

test/package_meta_test.dart

@@ -46,7 +46,7 @@ void main() {
     });
 
     test('has a description', () {
-      expect(p.description, equals('A documentation generator for Dart.'));
+      expect(p.description, equals('A non-interactive HTML documentation generator for Dart source code.'));
     });
 
     test('has a homepage', () {