docs: fix docstring formatting

Google APIs · copybara-github · commit 974ad5bdfc9b · 2021-10-22T08:59:44.000-07:00
Committer: @parthea PiperOrigin-RevId: 405015203
diff --git a/google/cloud/orchestration/airflow/service/v1beta1/environments.proto b/google/cloud/orchestration/airflow/service/v1beta1/environments.proto
@@ -760,11 +760,13 @@ message EncryptionConfig {
 // The configuration settings for Cloud Composer maintenance window.
 // The following example:
 //
+// ```
 //    {
 //      "startTime":"2019-08-01T01:00:00Z"
 //      "endTime":"2019-08-01T07:00:00Z"
 //      "recurrence":"FREQ=WEEKLY;BYDAY=TU,WE"
 //    }
+// ```
 //
 // would define a maintenance window between 01 and 07 hours UTC during
 // each Tuesday and Wednesday.
