avahi: bump version

package/avahi/avahi.mk

@@ -10,7 +10,7 @@
 # either version 2.1 of the License, or (at your option) any
 # later version.
 
-AVAHI_VERSION = 0.6.22
+AVAHI_VERSION = 0.6.23
 AVAHI_SOURCE = avahi-$(AVAHI_VERSION).tar.gz
 AVAHI_SITE = http://www.avahi.org/download/
 AVAHI_INSTALL_STAGING = YES