package/fontconfig: bump version to 2.13.1

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/fontconfig/fontconfig.hash

@@ -1,2 +1,2 @@
-# From https://lists.freedesktop.org/archives/fontconfig/2017-July/005961.html
-sha256 668293fcc4b3c59765cdee5cee05941091c0879edcc24dfec5455ef83912e45c  fontconfig-2.12.4.tar.bz2
+# From https://lists.freedesktop.org/archives/fontconfig/2018-August/006324.html
+sha256 f655dd2a986d7aa97e052261b36aa67b0a64989496361eca8d604e6414006741 fontconfig-2.13.1.tar.bz2

package/fontconfig/fontconfig.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-FONTCONFIG_VERSION = 2.12.4
+FONTCONFIG_VERSION = 2.13.1
 FONTCONFIG_SITE = http://fontconfig.org/release
 FONTCONFIG_SOURCE = fontconfig-$(FONTCONFIG_VERSION).tar.bz2
 FONTCONFIG_INSTALL_STAGING = YES