muninlite: remove patch "hostname"

Since muninlite 2.0 the unpatched upstream also uses
/proc/sys/kernel/hostname.  Thus the patch is not necessary anymore.

Signed-off-by: Lars Kruse <devel@sumpfralle.de>

admin/muninlite/patches/002-hostname.patch

@@ -1,11 +0,0 @@
---- a/muninlite.in
-+++ b/muninlite.in
-@@ -113,7 +113,7 @@ PLUGINS=$RES
- 
- # ===== MAIN LOOP =====
- FUNCTIONS="list nodes config fetch version quit"
--HOSTNAME=$( { hostname -f || hostname || cat /proc/sys/kernel/hostname || echo "unknown"; } 2>/dev/null )
-+HOSTNAME=$(/sbin/uci get "system.@system[0].hostname" 2>/dev/null || cat /proc/sys/kernel/hostname)
- echo "# munin node at $HOSTNAME"
- while read -r arg0 arg1
- do