update serverless.yml

Abilio Henrique · Abilio Henrique · commit eee24ac4ddc1 · 2017-04-13T17:19:32.000+10:00
diff --git a/test/serverless.yml b/test/serverless.yml
@@ -71,3 +71,6 @@ custom:
               properties:
                 SomeAttribute:
                   type: string
+
+plugins:
+  - serverless-openapi-documentation
