chore: support the latest release of Dart logging package

Author: kevmoo

modules/angular2/pubspec.yaml

@@ -14,7 +14,7 @@ dependencies:
   code_transformers: '^0.2.8'
   dart_style: '^0.1.3'
   html: '^0.12.0'
-  logging: '>=0.9.0 <0.11.0'
+  logging: '>=0.9.0 <0.12.0'
   source_span: '^1.0.0'
   stack_trace: '^1.1.1'
   quiver: '^0.21.3+1'