[libnftables] Update dead.package with more info.

[Kevin Fenzi]

commit b5cdc69455e3d61aa1f34c0b8732112b36054ae1
Author: Kevin Fenzi <kevin at scrye.com>
Date:   Sat Jan 25 10:13:21 2014 -0700

    Update dead.package with more info.

 dead.package |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/dead.package b/dead.package
index 0f98991..b82d92d 100644
--- a/dead.package
+++ b/dead.package
@@ -1 +1,2 @@
-Package is retired
+Package is retired.
+Upstream renamed to libnftnl.