Update docs for v1.5.3
diff --git a/docs/dyn/servicemanagement_v1.services.rollouts.html b/docs/dyn/servicemanagement_v1.services.rollouts.html
index 96b80b6..9d19f1c 100644
--- a/docs/dyn/servicemanagement_v1.services.rollouts.html
+++ b/docs/dyn/servicemanagement_v1.services.rollouts.html
@@ -94,6 +94,10 @@
different backend services. For example, the logging configuration will be
pushed to Google Cloud Logging.
+Please note that any previous pending and running Rollouts and associated
+Operations will be automatically cancelled so that the latest Rollout will
+not be blocked by previous Rollouts.
+
Operation<response: Rollout>
Args: