Move internal downstream recipe roll trybots to production

BUG=644609

Review-Url: https://codereview.chromium.org/2996663002
diff --git a/infra/config/cq.cfg b/infra/config/cq.cfg
index 2367a98..7409b71 100644
--- a/infra/config/cq.cfg
+++ b/infra/config/cq.cfg
@@ -27,14 +27,8 @@
     }
     buckets {
       name: "master.internal.infra.try"
-      builders {
-        name: "build_limited Roll Tester (recipe_engine)"
-        experiment_percentage: 100
-      }
-      builders {
-        name: "release_scripts Roll Tester (recipe_engine)"
-        experiment_percentage: 100
-      }
+      builders { name: "build_limited Roll Tester (recipe_engine)" }
+      builders { name: "release_scripts Roll Tester (recipe_engine)" }
     }
   }
 }