Fix checkstyle error

Author: ashishkr200

hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/MultipartInputStream.java

@@ -262,12 +262,12 @@ public void readVectored(List<? extends FileRange> ranges,
 
       final CompletableFuture<ByteBuffer> finalResult = result;
       final long offset = range.getOffset();
-      final int length = range.getLength();
+      final int rangeLength = range.getLength();
 
       // Submit async read task for this range
       CompletableFuture.runAsync(() -> {
         try {
-          ByteBuffer buffer = allocate.apply(length);
+          ByteBuffer buffer = allocate.apply(rangeLength);
           readRangeData(offset, buffer);
           buffer.flip();
           finalResult.complete(buffer);
@@ -305,7 +305,6 @@ private void readRangeData(long offset, ByteBuffer buffer) throws IOException {
     }
   }
 
-
   @Override
   public synchronized void close() throws IOException {
     closed = true;