chrony: bump to version 2.4

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/chrony/chrony.hash

@@ -1,3 +1,3 @@
-# From https://listengine.tuxfamily.org/chrony.tuxfamily.org/chrony-announce/2016/02/msg00001.html
-md5  db6d46afea66f75dcc362f44623c1af4         chrony-2.3.tar.gz
-sha1 c5e2aac4e4ad904bf73663ed63964bec91482a8a chrony-2.3.tar.gz
+# From http://thread.gmane.org/gmane.comp.time.chrony.announce/36
+md5  d0598aa8a9be8faccef9386f6fc0d5f2  chrony-2.4.tar.gz
+sha1 8c243c545f242f869c9965e675828878970da5db  chrony-2.4.tar.gz

package/chrony/chrony.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-CHRONY_VERSION = 2.3
+CHRONY_VERSION = 2.4
 CHRONY_SITE = http://download.tuxfamily.org/chrony
 CHRONY_LICENSE = GPLv2
 CHRONY_LICENSE_FILES = COPYING