xz: bump to version 5.2.3

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

package/xz/xz.hash

@@ -1,2 +1,2 @@
 # Locally calculated after checking pgp signature
-sha256 6ff5f57a4b9167155e35e6da8b529de69270efb2b4cf3fbabf41a4ee793840b5  xz-5.2.2.tar.bz2
+sha256 fd9ca16de1052aac899ad3495ad20dfa906c27b4a5070102a2ec35ca3a4740c1  xz-5.2.3.tar.bz2

package/xz/xz.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-XZ_VERSION = 5.2.2
+XZ_VERSION = 5.2.3
 XZ_SOURCE = xz-$(XZ_VERSION).tar.bz2
 XZ_SITE = http://tukaani.org/xz
 XZ_INSTALL_STAGING = YES