udev: use a patch from Archlinux to fix some perms, bump revision.

--HG--
extra : convert_revision : ac87852e1adb89dbda9bd549f0337a95f2c3508b

templates/udev/files/ignore-remove.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+if [ -z "$1" ]; then
+  exit 1
+fi
+
+for f in ${DEVNAME} ${DEVLINKS}; do
+  if [ -e "/lib/udev/devices/${f#$1}" ]; then
+    exit 0
+  fi
+done
+
+exit 1