remove enums

temporal/api/cloud/namespace/v1/message.proto

@@ -125,24 +125,19 @@ message Namespace {
     google.protobuf.Timestamp last_modified_time = 11;
 }
 
-enum FailoverType {
-    FAILOVER_TYPE_UNSPECIFIED = 0;
-    FAILOVER_TYPE_GRACEFUL = 1;
-    FAILOVER_TYPE_FORCEFUL = 2;
-}
-
-enum FailoverStatus {
-    FAILOVER_STATUS_UNSPECIFIED = 0;
-    FAILOVER_STATUS_SUCCEEDED = 1;
-    FAILOVER_STATUS_FAILED = 2;
-}
-
 message FailoverRecord {
-    FailoverType failover_type = 1;
+    // The type of a failover. Values: Graceful, Forceful.
+    string failover_type = 1;
+    // The source region of the failover.
     temporal.api.cloud.region.v1.Region source_region = 2;
+    // The target region of the failover.
     temporal.api.cloud.region.v1.Region target_region = 3;
+    // The start time of the failover.
     google.protobuf.Timestamp start_time_utc = 4;
+    // The end time of the failover.
     google.protobuf.Timestamp end_time_utc = 5;
-    FailoverStatus status = 6;
+    // The status of a failover. Values: Succeeded, Failed.
+    string failover_status = 6;
+    // The operator started the failover.
     string operator = 7;
 }