PDFBOX-5799: sonar fix

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/branches/3.0@1916886 13f79535-47bb-0310-9956-ffa450edef68

Author: lehmi

io/src/main/java/org/apache/pdfbox/io/SequenceRandomAccessRead.java

@@ -157,14 +157,13 @@ public void seek(long position) throws IOException
         {
             // search forward/backwards if the new position is after/before the current position
             int increment = position < currentPosition ? -1 : 1;
-            for (int i = currentIndex; i < numberOfReader && i >= 0;)
+            for (int i = currentIndex; i < numberOfReader && i >= 0; i += increment)
             {
                 if (position >= startPositions[i] && position <= endPositions[i])
                 {
                     currentIndex = i;
                     break;
                 }
-                i += increment;
             }
             currentPosition = position;
         }