[gateway/route] Add stream reset as retryable condition

Author: dilyevsky

pkg/gateway/xds/translator/route.go

@@ -23,7 +23,7 @@ import (
 )
 
 const (
-retryDefaultRetryOn = "connect-failure,refused-stream,unavailable,cancelled,retriable-status-codes"
+retryDefaultRetryOn = "cancelled,connect-failure,refused-stream,reset,retriable-status-codes,unavailable"
 retryDefaultRetriableStatusCode = 503
 retryDefaultNumRetries = 2
 )