chore(analyzer): update version number

Updating analyzer version to 0.11

Updated analyzer has a number of convenience methods that make it easier with code gen. No code changes needed.

Closes dart-archive#527

Author: Pete Blois

demo/todo/pubspec.lock

@@ -54,7 +54,7 @@ packages:
   shadow_dom:
     description: shadow_dom
     source: hosted
-    version: "0.9.2"
+    version: "0.9.1"
   source_maps:
     description: source_maps
     source: hosted

pubspec.yaml

@@ -13,7 +13,7 @@ dev_dependencies:
   benchmark_harness: ">=1.0.0"
   unittest: '>=0.8.7 <0.10.0'
 dependencies:
-  analyzer: '>=0.10.0 <0.11.0'
+  analyzer: '>=0.10.0 <0.12.0'
   browser: '>=0.8.7 <0.10.0'
   collection: '>=0.9.1 <1.0.0'
   di: '>=0.0.24 <0.1.0'