HADOOP-16823. Throttling

fix checkstyle

Change-Id: I19f3848b298a8656ee5f986a2ba1cde50a106814

Author: steveloughran

hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/Statistic.java

@@ -230,7 +230,8 @@ public enum Statistic {
       "S3Guard metadata store authoritative directories updated from S3"),
 
   STORE_IO_THROTTLED("store_io_throttled", "Requests throttled and retried"),
-  STORE_IO_THROTTLE_RATE("store_io_throttle_rate", "Rate of S3 request throttling"),
+  STORE_IO_THROTTLE_RATE("store_io_throttle_rate",
+      "Rate of S3 request throttling"),
 
   DELEGATION_TOKENS_ISSUED("delegation_tokens_issued",
       "Number of delegation tokens issued");