dbus: bump to version 1.8.20

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/dbus/dbus.hash

@@ -1,2 +1,2 @@
 # Locally calculated after checking pgp signature
-sha256	7f795268efd343ff0498786acb35097564390d40b1b6158daf1b4f742b522b07  dbus-1.8.16.tar.gz
+sha256	5c4fbf4c64621c96e871da91d2b729a5b00536e116d3c4612a469d924b1b703a  dbus-1.8.20.tar.gz

package/dbus/dbus.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-DBUS_VERSION = 1.8.16
+DBUS_VERSION = 1.8.20
 DBUS_SITE = http://dbus.freedesktop.org/releases/dbus
 DBUS_LICENSE = AFLv2.1 GPLv2+
 DBUS_LICENSE_FILES = COPYING