Merge pull request #40 from dart-lang/pq-patch-1

remove redundant experiment
diff --git a/analysis_options.yaml b/analysis_options.yaml
index 14d22d8..dcd46cb 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -7,8 +7,6 @@
     # Ignore still failing lints from latest pkg:pedantic
     annotate_overrides: ignore
     prefer_single_quotes: ignore
-  enable-experiment:
-    - non-nullable
 
 linter:
   rules: