[selinux-policy/f18] Remove patches which are not needed in F18

[Miroslav Grepl]

commit fc7e9c0158783ab366f634c54b500b07d1911be6
Author: Miroslav Grepl <mgrepl at redhat.com>
Date:   Mon Apr 29 10:01:48 2013 +0200

    Remove patches which are not needed in F18

 policy-rawhide-roleattribute.patch         | 1128 ----------------------------
 policy_contrib-rawhide-roleattribute.patch |  854 ---------------------
 2 files changed, 0 insertions(+), 1982 deletions(-)