libostree: bump to version 2017.13

Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libostree/libostree.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256 fc409f04c9fd440b83b4fa324f3b912cbf61145389378d44254b8b191c9fef08  libostree-2017.12.tar.xz
+sha256 a8b06cd81b40072b127e9a8aa5d8c7a61bb44d8bc0e7f7b73dee2ce4d9b3e752  libostree-2017.13.tar.xz
 sha256 b7993225104d90ddd8024fd838faf300bea5e83d91203eab98e29512acebd69c  COPYING

package/libostree/libostree.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBOSTREE_VERSION = 2017.12
+LIBOSTREE_VERSION = 2017.13
 LIBOSTREE_SOURCE = libostree-$(LIBOSTREE_VERSION).tar.xz
 LIBOSTREE_SITE = https://github.com/ostreedev/ostree/releases/download/v$(LIBOSTREE_VERSION)