fix test innues

Signed-off-by: axfor <aixiaoxiang2009@hotmail.com>

cmd/ingester/app/consumer/consumer.go

@@ -289,7 +289,7 @@ func (c *Consumer) handleMessages(session sarama.ConsumerGroupSession, claim sar
 
 			// Note: Use 'defer' here to first return 'error' to Sarama error handling,
 			// and then wake up dead error detection, which helps test coverage `handleErrors`
-			defer c.markDeadlock()
+			go c.markDeadlock()
 
 			return fmt.Errorf("closing partition[%d] due to inactivity", claim.Partition())
 		}