ofono: bump to version 1.18

Signed-off-by: Petr Vorel <petr.vorel@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/ofono/ofono.hash

@@ -1,2 +1,2 @@
 # From https://www.kernel.org/pub/linux/network/ofono/sha256sums.asc
-sha256	cbf20f07fd15253c682b23c1786d517f505c3688f7c4ea93da777e1523b89635  ofono-1.17.tar.xz
+sha256	53cdbf342913f46bce4827241c60e24255a3d43a94945edf77482ae5b312d51f  ofono-1.18.tar.xz

package/ofono/ofono.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-OFONO_VERSION = 1.17
+OFONO_VERSION = 1.18
 OFONO_SOURCE = ofono-$(OFONO_VERSION).tar.xz
 OFONO_SITE = $(BR2_KERNEL_MIRROR)/linux/network/ofono
 OFONO_LICENSE = GPLv2