Changes.md: mention GH-398

CHANGES.md

@@ -31,6 +31,7 @@
 * [GH-383](https://github.com/apache/mina-sshd/issues/383) Use correct default `OpenOption`s in `SftpFileSystemProvider.newFileChannel()`.
 * [GH-384](https://github.com/apache/mina-sshd/issues/384) Use correct lock modes for SFTP `FileChannel.lock()`.
 * [GH-388](https://github.com/apache/mina-sshd/issues/388) `ScpClient`: support issuing commands to a server that uses a non-UTF-8 locale.
+* [GH-398](https://github.com/apache/mina-sshd/issues/398) `SftpInputStreamAsync`: fix reporting EOF on zero-length reads.
 
 * [SSHD-1259](https://issues.apache.org/jira/browse/SSHD-1259) Consider all applicable host keys from the known_hosts files.
 * [SSHD-1310](https://issues.apache.org/jira/browse/SSHD-1310) `SftpFileSystem`: do not close user session.