qemu-iotests: Remove traling whitespaces in *.out

This is simply:

  $ cd tests/qemu-iotests; sed -i -e 's/ *$//' *.out

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 1418110684-19528-2-git-send-email-famz@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
diff --git a/tests/qemu-iotests/061.out b/tests/qemu-iotests/061.out
index 9045544..e70f983 100644
--- a/tests/qemu-iotests/061.out
+++ b/tests/qemu-iotests/061.out
Binary files differ