Move downstream recipe roll trybots to production

infra/config/cq.cfg

Index: infra/config/cq.cfg
diff --git a/infra/config/cq.cfg b/infra/config/cq.cfg
index 186b89a02b53ede5ebca5cf50eb6d02430230c54..bc789fa2ee5a0cf797dfd1663686ff592111e468 100644
--- a/infra/config/cq.cfg
+++ b/infra/config/cq.cfg
@@ -19,26 +19,11 @@ verifiers {
     }
     buckets {
       name: "luci.infra.recipe_engine.try"
-      builders {
-        name: "depot_tools Roll Tester"
-        experiment_percentage: 100
-      }
-      builders {
-        name: "build Roll Tester"
-        experiment_percentage: 100
-      }
-      builders {
-        name: "infra Roll Tester"
-        experiment_percentage: 100
-      }
-      builders {
-        name: "skia Roll Tester"
-        experiment_percentage: 100
-      }
-      builders {
-        name: "skiabuildbot Roll Tester"
-        experiment_percentage: 100
-      }
+      builders { name: "depot_tools Roll Tester" }
+      builders { name: "build Roll Tester" }
+      builders { name: "infra Roll Tester" }
+      builders { name: "skia Roll Tester" }
+      builders { name: "skiabuildbot Roll Tester" }
     }
   }
 }