quagga: security bump to version 0.99.22.4

Fixes CVE-2013-6051.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/quagga/quagga.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-QUAGGA_VERSION = 0.99.22.3
+QUAGGA_VERSION = 0.99.22.4
 QUAGGA_SOURCE = quagga-$(QUAGGA_VERSION).tar.xz
 QUAGGA_SITE = http://download.savannah.gnu.org/releases/quagga
 QUAGGA_DEPENDENCIES = host-gawk