Remove outdated lints (dart-lang/pubspec_parse#119)
diff --git a/pkgs/pubspec_parse/analysis_options.yaml b/pkgs/pubspec_parse/analysis_options.yaml
index 7da0e89..c209999 100644
--- a/pkgs/pubspec_parse/analysis_options.yaml
+++ b/pkgs/pubspec_parse/analysis_options.yaml
@@ -12,8 +12,6 @@
- avoid_classes_with_only_static_members
- avoid_private_typedef_functions
- avoid_redundant_argument_values
- - avoid_returning_null
- - avoid_returning_null_for_future
- avoid_returning_this
- avoid_unused_constructor_parameters
- avoid_void_async