bump lints (dart-archive/stream_channel#108)

Author: kevmoo

pkgs/stream_channel/analysis_options.yaml

@@ -3,12 +3,3 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-casts: true
-
-linter:
-  rules:
-    - comment_references
-    - always_declare_return_types
-    - omit_local_variable_types
-    - prefer_single_quotes
-    - unawaited_futures
-    - use_super_parameters

pkgs/stream_channel/pubspec.yaml

@@ -12,5 +12,5 @@ dependencies:
   async: ^2.5.0
 
 dev_dependencies:
-  dart_flutter_team_lints: ^2.0.0
-  test: ^1.16.0
+  dart_flutter_team_lints: ^3.0.0
+  test: ^1.16.6