Fix the rat exclude for .policy.yml

Justin Uang · Robert Kruszewski · commit 27f5167c1341 · 2019-01-06T20:35:46.000Z
diff --git a/dev/.rat-excludes b/dev/.rat-excludes
@@ -124,3 +124,4 @@ spark-docker-image-generator/plugin-test-project/gradle-build/*
 spark-docker-image-generator/plugin-test-project/build/*
 .baseline/*
 .bulldozer.yml
+.policy.yml
