package/fontconfig: add util-linux mandatory dependency

uuid from util-linux is a mandatory dependency since version 2.12.91 and
https://cgit.freedesktop.org/fontconfig/commit/configure.ac?id=7b48fd3dd406b926f0e5240b211f72197ed538a9

Fixes:
 - http://autobuild.buildroot.org/results/49fa1d2da97be979cbc2cb4f83b40f5c2ad8c764

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/fontconfig/Config.in

@@ -2,6 +2,8 @@ config BR2_PACKAGE_FONTCONFIG
 	bool "fontconfig"
 	select BR2_PACKAGE_FREETYPE
 	select BR2_PACKAGE_EXPAT
+	select BR2_PACKAGE_UTIL_LINUX
+	select BR2_PACKAGE_UTIL_LINUX_LIBUUID
 	help
 	  Fontconfig is a library for configuring and customizing font
 	  access.

package/fontconfig/fontconfig.mk

@@ -8,8 +8,9 @@ FONTCONFIG_VERSION = 2.13.1
 FONTCONFIG_SITE = http://fontconfig.org/release
 FONTCONFIG_SOURCE = fontconfig-$(FONTCONFIG_VERSION).tar.bz2
 FONTCONFIG_INSTALL_STAGING = YES
-FONTCONFIG_DEPENDENCIES = freetype expat host-pkgconf host-gperf
-HOST_FONTCONFIG_DEPENDENCIES = host-freetype host-expat host-pkgconf host-gperf
+FONTCONFIG_DEPENDENCIES = freetype expat host-pkgconf host-gperf util-linux
+HOST_FONTCONFIG_DEPENDENCIES = \
+	host-freetype host-expat host-pkgconf host-gperf host-util-linux
 FONTCONFIG_LICENSE = fontconfig license
 FONTCONFIG_LICENSE_FILES = COPYING