[xen] remove cve-2011-1583-4.1.patch which is no longer used

[myoung]

commit 1e6533620debd270efde161824a5dd4e6e9265ae
Author: Michael Young <m.a.young at durham.ac.uk>
Date:   Thu Jun 16 00:47:31 2011 +0100

    remove cve-2011-1583-4.1.patch which is no longer used

 cve-2011-1583-4.1.patch |  217 -----------------------------------------------
 1 files changed, 0 insertions(+), 217 deletions(-)